Advantage
ISO-certified quality, ERP + 6S scientific management, with an annual capacity of 50,000 tons.
Quality Assurance
Chengjing has passed ISO9001 and ISO14001 certification with the main business of a variety of polymer sealing materials.
Chengjing attaches great importance to innovation, which has provincial innovation platform“Enterprise Technology Center”. Chengjing has more than 30 patents and masters more than 60 key industry technologies. In2023, Chengjing was authorized “Enterprise with advantages in intellectual property” by State Intellectual Property Office.
Certification
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+86 631 6833666
Service@sdchengjing.com
