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According to the requirements of the National Certification and Accreditation Administration of the People's Republic of China (General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China), Wheeled tractors and plant protection machinery powered by single cylinder diesel engines or multi cylinder diesel engines of 25 horsepower and below (backpack spray dusters, backpack spray, backpack spray, backpack electric spray, compression spray, pedal spray, foggers, stretchers, hand push, vehicle mounted mobile spray, spray bar spray, pneumatic spray, other plant protection machinery) Sales can only be carried out through mandatory national product certification S/N Name Applicable models 1 Engine Backpack spray duster, backpack spray, hand push, vehicle mounted motorized spray machine, pneumatic spray machine Liquid (air) pump All models except backpack spray duster and fogger <3 Medicine box Except stretcher motorized spray machine All models except pedal spray/p> backpack spray duster Air spray 7 pressure pipe all models except knapsack spray duster and fogger switch combination all models <9 spray bar except knapsack spray duster, fogger Other models outside the air spray 10 combustion chamber nozzle fogger <11 battery backpack electric spray <12 charger backpack electric spray Function of testing report:1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems100% inspection and testing process:1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:1. The testing industry is fully covered, meeting different testing needs 2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate 4. Free initial testing, with no testing fees charged 5. Self service order delivery for free on-site sampling 6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China
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