Shanghai Hengyuan Macromolecular Materials Co.,Ltd.

Shanghai Hengyuan Macromolecular Materials Co.,Ltd.

Manufacturer from China
Verified Supplier
7 Years
Home /

Quality

Quality Control

All raw materials will be tested when arriving the factory according to AQL or company standard. For products, we have a full range of quality inspection (including inspection, sampling, finished product inspection, etc) during the production process.

We totally have seven company standards to guarantee the quality products.

Certifications
Shanghai Hengyuan Macromolecular  Materials  Co.,Ltd. Certifications
Standard: ISO 9001:2008
Number: CN05/00845
Issue Date: 2014-07-10
Expiry Date: 2017-07-09
Scope/Range: Design and manufacture of mineral desiccant,fibre desiccant,hyperdry desiccant and humidity indicator
Issued By: SGS
Shanghai Hengyuan Macromolecular  Materials  Co.,Ltd. Certifications
Standard: Utility Models Patent
Number: 5962543
Issue Date: 2017-02-22
Expiry Date: 2027-02-22
Scope/Range: Dry packaging structure
Issued By: State Intellectual Property Office
Shanghai Hengyuan Macromolecular  Materials  Co.,Ltd. Certifications
Standard: Utility Models Patent
Number: 5849039
Issue Date: 2017-01-11
Expiry Date: 2027-01-11
Scope/Range: Mobile first-aid bag
Issued By: State Intellectual Property Office
Shanghai Hengyuan Macromolecular  Materials  Co.,Ltd. Certifications
Standard: Utility Models Patent
Number: 1480541
Issue Date: 2010-07-14
Expiry Date: 2020-07-14
Scope/Range: Canister Fiber Desiccant
Issued By: State Intellectual Property Office
Shanghai Hengyuan Macromolecular  Materials  Co.,Ltd. Certifications
Standard: Utility Models Patent
Number: 1010770
Issue Date: 2008-01-23
Expiry Date: 2018-01-23
Scope/Range: Air permeability and anti seepage material structure
Issued By: State Intellectual Property Office
Company Profile
Shanghai Hengyuan Macromolecular Materials Co.,Ltd.
Contact Person: Mr