Certificate of honor-Henan Province Tonglian Plastic Co., Ltd.

/ Founded in 1989

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honor certificate

质量管理体系认证证书

Company Patent Technology Certificate

2 invention patents (in transit) 14 utility model patents

A self-developed waterproof plug release equipment, a new blend of rubber and plastic materials

专利证书

Environmental management system certification

Occupational health and safety management system certification