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19 national sampling notifications for online products, including baby clothing, children's toothbrushes, hand warmers, electric rice cookers, etc


Time:

2023-05-06

19 national sampling notifications for online products, including baby clothing, children's toothbrushes, hand warmers, electric rice cookers, etc

On April 28, 2023, the State Administration for Market Regulation announced the national supervision and random inspection of the quality of 19 online products such as down clothing in 2022. The spot check situation is now reported as follows:

 

1、 Spot check basic information

(1) Spot check products and platforms.

This spot check includes 19 online products, including down clothing, children's and infant clothing, student stationery, student backpacks, children's toothbrushes, projectors, electric hand warmers, electric clothes hangers, automatic rice cookers, dishwashers, power adapters, reading and writing desk lamps, mobile power supplies, plastic furniture, balance cars, electric locks, locks, non medical masks, and electric bicycle chargers, from 20 e-commerce platforms.

 

(2) The overall situation of spot checks.

In this random inspection of 2204 batches of products produced by 1983 enterprises, 373 batches of products were found to be unqualified (see attachment for details), with a random inspection failure rate of 16.9%. We conducted inspections on 328 items of 19 online products, including 251 safety items, accounting for 76.5%. Out of the 373 batches of unqualified products found in the random inspection, 267 batches of products were found to be involved in safety project unqualified, accounting for 71.6%.  

 

2、 Analysis of spot check results

(1) The unqualified rate of spot checks on down clothing is 10.7%.

In this random inspection of 234 batches of products produced by 225 enterprises in 14 provinces (cities), 25 batches of products were found to be unqualified, with a random inspection failure rate of 10.7%, a decrease of 7.3 percentage points compared to the previous random inspection. The unqualified rates of this product in the past three years were 21.9%, 18.0%, and 10.7%, respectively.  

The focus of this spot check is to inspect 12 items, including formaldehyde content, pH value, decomposable carcinogenic aromatic amine dyes, color fastness to water, and color fastness to dry friction, of which 3 are safety items, accounting for 25.0%. Unqualified items were found to be down content, down content, and fiber content, which do not involve safety items. After analysis by the technical organization, the main reason for the non-compliance is that the quality control of the enterprise's raw material procurement is not strict, and the fiber content information is not correctly labeled according to the standard requirements.  

The above random inspections mainly involve products produced by relevant enterprises in the industrial agglomeration areas of Zhejiang Province, Shanghai City, and Guangdong Province. 69 batches, 44 batches, and 42 batches were randomly inspected, and the failure rates were 17.4%, 6.8%, and 4.8%, respectively.  

 

(2) The unqualified rate of children's and infant clothing spot checks is 20.7%.

In this random inspection of 329 batches of products produced by 315 enterprises in 16 provinces (regions, cities), 68 batches of products were found to be unqualified, with a random inspection failure rate of 20.7%, an increase of 5.4 percentage points compared to the previous random inspection. The failure rates of this product during random inspection in the past three years are 13.2%, 15.3%, and 20.7%, respectively.

The focus of this random inspection is on 17 items, including formaldehyde content, pH value, decomposable carcinogenic aromatic amine dyes, color fastness to dry friction, and color fastness to wet friction, among which 8 are safety items, accounting for 47.1%. Unqualified items were found to be formaldehyde content, pH value, decomposable carcinogenic aromatic amine dyes, color fastness to dry friction, color fastness to wet friction, fiber content, accessory tensile strength, rope requirements, and accessory sharpness. Among them, 29 batches of rope straps are required to be unqualified, 11 batches of pH value products are required to be unqualified, and 8 batches of accessory tensile strength products are required to be unqualified. The above three items are all safety items. After analysis by the technical organization, the main reasons for the unqualified rope requirements are that the design of the enterprise's product rope style is unreasonable, such as excessive length and the design of rope belts for important parts such as the head and neck; The main reason for the unqualified pH value project is that there is no effective cleaning or neutralization treatment after dyeing and finishing, resulting in excessive residual acidic and alkaline substances in the product; The main reasons for the unqualified tensile strength of accessories are poor fabric strength, low sewing thread strength, and improper sewing parameters, which result in insufficient connection strength of buttons and other accessories.

The above random inspections mainly involve products produced by relevant enterprises in the industrial cluster areas of Zhejiang Province, Guangdong Province, and Shanghai. 104 batches, 59 batches, and 42 batches were randomly inspected, with failure rates of 29.8%, 16.9%, and 11.9%, respectively.  

 

(3) The unqualified rate of student stationery spot checks is 3.9%.

In this random inspection of 257 batches of products produced by 203 enterprises in 15 provinces (cities), 10 batches of products were found to be unqualified, with a random inspection failure rate of 3.9%, a decrease of 3.1 percentage points compared to the previous random inspection. The unqualified rates of this product in the past three years were 4.7%, 7.0%, and 3.9%, respectively.  

This spot check focuses on 12 safety items such as D65 brightness, D65 fluorescence brightness, pen holder safety, edges, tips, and acrylamide for student stationery. Discovered non-conforming items include D65 fluorescent brightness, limited amounts of phthalate plasticizer in accessible plastic parts at edges and tips, and safe pen holders. After analysis by technical institutions, the main reason for non conformity is that the enterprise lacks understanding of the new standards and neglects quality control of harmful substances in raw and auxiliary materials and finished products.  

The above random inspections mainly involve products produced by relevant enterprises in the industrial cluster areas of Zhejiang Province, Guangdong Province, and Shanghai. 90 batches, 63 batches, and 40 batches were randomly inspected, and the failure rates were 5.5%, 0%, and 7.5%, respectively.  

 

(4) The unqualified rate of student backpacks in random inspection is 23.1%.

In this random inspection of 104 batches of products produced by 100 enterprises in 10 provinces (cities), 24 batches of products were found to be unqualified, with a random inspection failure rate of 23.1%.  

The focus of this spot check is on 9 items, including the weight bearing, stitching strength, travel style trolley and trolley, performance of backpack bags, and vibration impact performance, among which 4 are safety items, accounting for 44.4%. The unqualified items were found to be the limit of phthalate plasticizer in plastic parts with oscillating impact performance and accessibility. Among them, the limit of phthalate plasticizer in plastic parts that can be reached by safety projects is 21 batches of products that are not qualified. According to the analysis of technical institutions, the main reason for non conformity is that the quality control of raw materials in the enterprise is not strict, and plastic parts that do not meet the standard requirements are used.  

The above spot checks mainly involve products produced by relevant enterprises in Guangdong and Zhejiang provinces of the industrial agglomeration zone. 55 batches and 13 batches were randomly inspected, with a failure rate of 23.6% and 7.7% respectively.

 

 

(5) The unqualified rate of children's toothbrush spot checks is 18.2%.

In this random inspection of 88 batches of products produced by 84 enterprises in 10 provinces (cities), 16 batches of products were found to be unqualified, with a random inspection failure rate of 18.2%.  

This spot check focused on 14 safety items of children's toothbrushes, such as phthalate plasticizer, harmful elements, pH of sharpening wire brush hair, hair bundle tension, neck bending resistance, and found that the unqualified items were children's toothbrush head, bristling, phthalate plasticizer, electrical safety requirements, and removable parts of children's electric toothbrush. According to the analysis of technical institutions, the main reasons for non conformity are: the company's understanding of standard terms is not thorough, and the head of the manual children's toothbrush is manufactured in a detachable form; Not strictly following the standard requirements for production, and not paying attention to signs and instructions in terms of electrical safety requirements.

The above random inspections mainly involve products produced by relevant enterprises in Guangdong, Jiangsu, and Zhejiang provinces in the industrial agglomeration areas. They were randomly inspected for 25 batches, 23 batches, and 20 batches, with failure rates of 24.0%, 13.0%, and 15.0%, respectively.  

 

(6) The unqualified rate of projector spot check is 20.0%.

In this random inspection of 35 batches of products produced by 32 enterprises in 8 provinces (cities), 7 batches of products were found to be unqualified, with a random inspection failure rate of 20.0%, an increase of 4.6 percentage points compared to the previous random inspection. The failure rates of this product in the past three spot checks were 10.0%, 15.4%, and 20.0%, respectively.

The focus of this spot check is to inspect 20 items, including the protection against electric shock and energy hazards of projectors, the resistance of grounding conductors and their connections, electrical insulation, electrical gaps, creepage distance, and conductor termination. Among them, 9 are safety items, accounting for 45%. Unqualified items were found to be radiation disturbances (below 1GHz), conducted emissions from AC power ports, radiation emissions below 1GHz, electrical clearances, creepage distance, power terminal disturbance voltage, and electrical strength. Among them, two batches of products with electrical clearances and creepage distances for safety projects are unqualified, and one batch of products with electrical strength is unqualified. After analysis by the technical organization, the main reason for the unqualified electrical clearance and creepage distance projects is that the enterprise did not pay attention to the impact of the internal component position of the product on the electrical clearance; The main reason for the unqualified electrical strength project is the lack of consistency control in internal wiring, loading position, and other aspects during the product production stage.  

The above spot checks mainly involve products produced by relevant enterprises in the industrial cluster area of Guangdong Province. 20 batches were randomly inspected, and the failure rate was 30.0%.  

 

(7) The unqualified rate of electric hand warmers during random inspection is 4.2%.

In this random inspection of 96 batches of products produced by 87 enterprises in 10 provinces (cities), 4 batches of products were found to be unqualified, with a failure rate of 4.2%, a decrease of 60.9 percentage points compared to the previous random inspection. The unqualified rates of this product in the past three years were 68.5%, 65.1%, and 4.2%, respectively.  

This spot check focuses on 14 safety items, including the input power and current of the electric hand warmer, protection against touching live parts, heating, leakage current and electrical strength at working temperature, and abnormal operation. Unqualified items were found to be structures, components, input power, and current. According to the analysis of technical institutions, the main reasons for non conformity are: the enterprise's lax quality control of heating components, and the virtual calibration of heating power; The technical design of the components or circuit layout used in the product is unreasonable.  

The above spot checks mainly involve products produced by relevant enterprises in Zhejiang and Guangdong provinces of the industrial agglomeration zone. 52 batches and 29 batches were randomly inspected, with a failure rate of 7.7% and 0% respectively.  

 

(8) The unqualified rate of the electric clothes hanger during random inspection is 46.2%.

In this random inspection of 52 batches of products produced by 48 enterprises in 9 provinces (cities), 24 batches of products were found to be unqualified, with a random inspection failure rate of 46.2%.  

This random inspection focuses on 16 safety items, including the input power and current of the electric clothes hanger, protection against touching live parts, heating, leakage current and electrical strength at working temperature, and moisture resistance. Unqualified items were found to be power connections and external flexible cords, grounding measures, protection against contact with live parts, structure, input power, and current. According to the analysis of the technical organization, the main reasons for the disqualification are that the enterprise is not familiar with the Electrical safety standard of the product, and the structure design of the product shell and the power cord clamping device is unreasonable.  

The above spot checks mainly involve products produced by relevant enterprises in Zhejiang and Guangdong provinces of the industrial agglomeration zone. 22 batches and 17 batches were randomly inspected, with a failure rate of 45.5% and 35.3% respectively.  

 

(9) The unqualified rate of automatic rice cooker spot check is 4.2%.

In this random inspection of 120 batches of products produced by 107 enterprises in 10 provinces (cities), it was found that 5 batches of products were unqualified, with a random inspection failure rate of 4.2%, a decrease of 3.4 percentage points compared to the previous random inspection. The failure rates of this product in the past three spot checks were 15.4%, 7.6%, and 4.2%, respectively.  

This random inspection focuses on 19 items, including the input power and current of the automatic rice cooker, protection against touching live parts, heating, leakage current and electrical strength at working temperature, and moisture resistance, among which 16 are safety items, accounting for 84.2%. Unqualified items were found to be abnormal operation, input power and current, structure, energy efficiency level, and terminal disturbance voltage (continuous disturbance). Among them, there are 2 batches of products that are not working properly for safety projects, 1 batch of products that are not qualified for input power and current, and 1 batch of products that are not qualified for structure. According to the analysis of technical institutions, the main reasons for abnormal operation and unqualified structural projects are the unreasonable design of product structure and protective electronic circuits; The main reason for the unqualified input power and current items is that the quality of the heating disc selected by the enterprise is poor, and the power of the heating disc does not meet the rated power requirements of the entire machine.  

The above spot checks mainly involve products produced by relevant enterprises in Guangdong and Zhejiang provinces of the industrial agglomeration zone. 85 batches and 10 batches were randomly inspected, with a failure rate of 4.7% and 0% respectively.  

 

(10) The unqualified rate of dishwasher spot checks is 12.7%.

In this random inspection of 55 batches of products produced by 51 enterprises in 6 provinces (cities), 7 batches of products were found to be unqualified, with a random inspection failure rate of 12.7%, an increase of 8.9 percentage points compared to the previous random inspection. The unqualified rates of this product in the past three years were 20.0%, 3.8%, and 12.7%, respectively.  

This spot check focuses on 16 safety items, including the input power and current of the dishwasher, protection against touching live parts, heating, leakage current and electrical strength at working temperature, and moisture resistance. Discovered non-conforming items include structure, grounding measures, abnormal operation, screws and connections, input power and current. After analysis by the technical organization, the main reason for non conformity is that the enterprise did not correctly indicate the rated power of the product according to the standard requirements; The design of electronic circuits did not consider the voltage relief design of filtering circuits and the safety protection requirements of products under abnormal operation; There are defects in the product structure design, and the waterway design does not consider the protection of siphon backflow of sewage in the appliance, and the protective grounding measures are unreliable.  

The above spot checks mainly involve products produced by relevant enterprises in Guangdong and Zhejiang provinces of the industrial agglomeration zone. 38 batches and 9 batches were randomly inspected, with a failure rate of 18.4% and 0% respectively.

 

(11) The unqualified rate of power adapter spot check is 10.2%.

This random inspection inspected 88 batches of products produced by 73 enterprises in 8 provinces (cities), and found that 9 batches of products were unqualified. The random inspection failure rate was 10.2%, a decrease of 0.7 percentage points compared to the previous random inspection. The failure rates of this product during random inspection in the past three years are 5.8%, 10.9%, and 10.2%, respectively.  

This random inspection focuses on 28 items such as the power interface of the power adapter, protection against electric shock and energy hazards, grounding conductor and its connection resistance, electrical insulation, and conductor termination. Among them, there are 22 safety items, accounting for 78.6%. Unqualified items were found to be electrical clearances, creepage distances, heating requirements, power terminal disturbance voltage, electrical insulation, electrical strength, etc. Among them, 7 batches of products with electrical clearances and creepage distances for safety projects are unqualified, and 5 batches of products with heating requirements are unqualified. After analysis by the technical organization, the main reasons for the unqualified electrical clearance and creepage distance projects are that the enterprise did not consider the applicable altitude of the product, the size of the copper foil and insulation baffle between the primary/secondary circuits, and the unreasonable design of the internal primary/secondary windings of the transformer; The main reason for the unqualified heating requirement project is that the direct support power adapter plug material used by the enterprise has poor thermoplastic properties, and the component specifications are improperly selected.

The above random checks mainly involve products produced by relevant enterprises in the industrial agglomeration zone of Guangdong Province. 71 batches were randomly inspected, and the unqualified rate was 9.9%.

 

(12) The unqualified rate of reading and writing desk lamp spot check is 19.6%.

In this random inspection of 112 batches of products produced by 84 enterprises in 11 provinces (regions, cities), 22 batches of products were found to be unqualified, with a random inspection failure rate of 19.6%.  

This random inspection focuses on 14 items, including the structure, external and internal wiring, anti electric shock protection, durability and thermal tests, and harmonic current limits of the reading and writing desk lamp. Among them, 6 are safety items, accounting for 42.9%. Unqualified items were found to be illuminance and illuminance uniformity, radiated electromagnetic interference (30MHz~300MHz), light shielding, disturbance voltage (power terminal), harmonic current limit, structure (smoothness), heat resistance, fire resistance, and marking resistance, color rendering index (Ra, R9). Among them, one batch of products in the safety project structure (smoothness) was unqualified, and one batch of products in heat resistance, fire resistance, and scratch resistance were unqualified. After analysis by the technical organization, the main reason for the unqualified structure (smoothness) project is that the chassis of the reading and writing desk lamp is too light to effectively prevent tipping; The main reason for the disqualification of heat-resistant, fire-resistant, and scratch resistant items is that the insulation material used for the reading and writing desk lamp cannot be flame retardant.  

The above random inspections mainly involve products produced by enterprises in the industrial agglomeration areas of Guangdong Province, Zhejiang Province, and Shanghai. 52 batches, 15 batches, and 12 batches were randomly inspected, and the failure rates were 26.9%, 13.3%, and 33.3%, respectively.  

 

(13) The unqualified rate of mobile power supply spot check is 35.4%.

In this random inspection of 99 batches of products produced by 95 enterprises in 9 provinces (cities), 35 batches of products were found to be unqualified, with a failure rate of 35.4%, an increase of 10.4 percentage points compared to the previous random inspection. The unqualified rates of this product in the past three years were 19.8%, 25.0%, and 35.4%, respectively.  
The focus of this spot check is to inspect 10 items such as the heating requirements of mobile power sources, effective output capacity at room temperature, conversion efficiency, output voltage, and short circuit protection, among which 6 are safety items, accounting for 60.0%. Unqualified items were found to be conversion efficiency, effective output capacity at room temperature, radio disturbance, overcharging, and free fall. Among them, 5 batches of products were found to be unqualified due to overcharging in safety projects. According to the analysis of technical institutions, the main reason for the unqualified overcharging project is that the battery has poor resistance to high voltage and high current. When charging under high voltage and current, the internal side reactions of the battery are intensified, and the internal pressure and temperature rise, which can easily cause the battery to catch fire and explode.  
The above random checks mainly involve products produced by relevant enterprises in the industrial agglomeration zone of Guangdong Province. 79 batches were randomly inspected, and the failure rate was 40.5%.  

 

(14) No unqualified plastic furniture was found.

This random inspection inspected 51 batches of products produced by 35 enterprises in 9 provinces (cities). Key inspections were conducted on 37 items in four categories: appearance, physical and chemical properties, mechanical properties, and limit of harmful substances. Among them, 15 were safety items, accounting for 40.5%, and no nonconformities were found.  

 

(15) The unqualified rate of spot checks on balanced vehicles is 13.3%.

In this random inspection of 30 batches of products produced by 25 enterprises in 5 provinces (regions, cities), 4 batches of products were found to be unqualified, with a random inspection failure rate of 13.3%, an increase of 2.5 percentage points compared to the previous random inspection. The failure rates of this product in the past three spot checks were 27.9%, 10.8%, and 13.3%, respectively.

The focus of this spot check is to inspect 8 safety items, including the maximum design speed, overspeed protection, low battery protection, charging locking, and anti spin protection of the balanced vehicle. Unqualified items were found to be charging lock, slope stopping ability and protection, and overspeed protection. According to the analysis of technical institutions, the main reasons for non conformity are inadequate understanding of standards by the enterprise and defects in product design.

The above spot checks mainly involve products produced by enterprises in the industrial agglomeration zone of Zhejiang Province. 20 batches were randomly inspected, and the failure rate was 10.0%.  

 

(16) The unqualified rate of electronic door lock spot check is 17.1%.

In this random inspection of 105 batches of products produced by 102 enterprises in 14 provinces (cities), it was found that 18 batches of products were unqualified, with a random inspection failure rate of 17.1%, a decrease of 17 percentage points compared to the previous random inspection. The unqualified rates of this product in the past three years were 11.7%, 34.1%, and 17.1%, respectively.

The focus of this random inspection is on 11 safety items, including axial static load, lateral static load, static tension and torque borne by the handle, insulation resistance, and electrical strength of the electronic door lock. It was found that the unqualified items are the anti damage alarm function, safety requirements, and axial static load of the lock tongue. After analysis by the technical organization, the main reasons for the non conformity are that the enterprise did not strictly follow the standards for design and production, and the quality control of raw material procurement was not strict.  

The above spot checks mainly involve products produced by relevant enterprises in the industrial cluster areas of Guangdong Province and Zhejiang Province, with 46 batches and 27 batches inspected, and the failure rates were 13.0% and 18.5%, respectively.  

 

(17) The unqualified rate of lock spot checks is 8.9%.

This random inspection inspected 79 batches of products produced by 73 enterprises in 9 provinces (cities), and found that 7 batches of products were unqualified. The random inspection failure rate was 8.9%, an increase of 4.6 percentage points compared to the previous random inspection. The unqualified rates of this product in the past three years were 11.7%, 4.3%, and 8.9%, respectively.  

The focus of this spot check is to inspect 38 safety items such as the extended length of the lock tongue, lateral static load of the inclined tongue, axial static load of the square tongue, lateral static load of the square tongue, and handle torque of the lock. The unqualified items found are the extension length of the lock tongue, the static tension of the bar bicycle lock, the axial static load of the square tongue, and the axial static tension of the handle. After analysis by the technical organization, the main reasons for non conformity are unreasonable product design and inadequate quality control of product materials.

The above random inspections mainly involve products produced by relevant enterprises in the industrial cluster areas of Zhejiang Province, Guangdong Province, and Shanghai. 30 batches, 27 batches, and 13 batches were randomly inspected, and the failure rates were 0%, 14.8%, and 7.7%, respectively.  

 

(18) The unqualified rate of non medical masks in random inspection is 29.4%.

In this random inspection of 204 batches of products produced by 193 enterprises in 17 provinces (regions, cities), 60 batches of products were found to be unqualified, with a random inspection failure rate of 29.4%, a decrease of 4.1 percentage points compared to the previous random inspection.  

This spot check focuses on 11 safety items such as the filtration efficiency, particle filtration efficiency, protective effect, exhalation valve airtightness, and respiratory resistance of non medical masks. Unqualified items were found to be filtration efficiency, protective effect, fracture strength of the mask strap and its connection with the mask body, particle filtration efficiency, ventilation resistance, and headband. According to the analysis of the technical organization, the main reasons for the disqualification are: the improper electrostatic electret process used in the filter material, which can easily cause electrostatic attenuation during storage or transportation, affecting the ability of particles to adsorb; The structural design of the product is unreasonable, resulting in the product not being able to fit tightly with the face, and particles are easy to penetrate through the fitting gaps; The poor bonding process between the mask belt and the mask body leads to insufficient bonding strength or embrittlement of the bonding material due to overheating and other reasons.  

The above random inspections mainly involve products produced by enterprises in the industrial agglomeration areas of Hubei Province, Anhui Province, and Guangdong Province. 34 batches, 30 batches, and 29 batches were randomly inspected, and the failure rates were 17.6%, 53.3%, and 31.0%, respectively.  

 

(19) The unqualified rate of electric bicycle chargers during random inspection is 42.4%.

In this random inspection of 66 batches of products produced by 51 enterprises in 8 provinces (cities), it was found that 28 batches of products were unqualified, with a random inspection failure rate of 42.4%.  

This spot check focuses on 22 safety items, including input power and current of electric bicycle chargers, protection against contact with live parts, leakage current and electrical strength at working temperature, abnormal operation, and mechanical strength. Discovered non-conforming items include mechanical strength, input power and current, protection against contact with live parts, abnormal operation, leakage current at operating temperature, and electrical strength. After analysis by the technical organization, the main reason for the non conformity is that the enterprise has insufficient understanding of the safety regulations in the product standards, and the product has design defects.  

The above spot checks mainly involve products produced by relevant enterprises in the industrial agglomeration areas of Anhui Province, Jiangsu Province, and Zhejiang Province. 35 batches, 11 batches, and 7 batches were randomly inspected, and the failure rates were 65.7%, 0%, and 28.6%, respectively.

 

3、 Relevant requirements

In response to the issues discovered during the national supervision and random inspection of product quality, relevant provincial market supervision departments should do the following work well:

(1) Strengthen the handling of random inspection results. According to the provisions of the Product Quality Law and the Interim Measures for the Management of Product Quality Supervision and Random Inspection, handle the results of supervision and random inspection well. Urge the e-commerce platform to immediately remove unqualified products found through supervision and spot checks, and take measures such as sealing and seizure in accordance with the law to strictly prohibit the production and sales of enterprises. For unqualified enterprises, further clarify the rectification requirements, strictly supervise the implementation of rectification measures, and promptly organize re inspections. Those suspected of committing crimes shall be promptly transferred to judicial authorities. Serious illegal and dishonest enterprises will be included in the serious illegal and dishonest list management in accordance with the law. The results should be promptly recorded in the e-CQS system. The General Administration will strengthen tracking and supervision, and report the handling results to various regions as appropriate.  

(2) Urge the implementation of the main responsibility. Report the situation of non-conforming products in this spot check to the local government and relevant departments, take effective measures to urge enterprises to implement the main responsibility for product quality and safety in accordance with the law, strictly organize production and sales in accordance with standards and laws, and ensure product quality and safety.  

(3) Strengthen quality and technical assistance. Organize relevant industry organizations and technical institutions to help enterprises deeply identify the reasons, propose improvement measures and solutions, and promote the improvement of industry quality level.

 

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