Our company is extremely striving for the " Green Fireproofing" for our products. Up to now, we have successfully invented some products with high technology such as ES Type Difficult-Flammable Light Closed Trough Box for Cable, EFW Type Inorganic Fire-Resistant Trough Boxes for Cable, ESF Type Composite Difficult-Flammable Trough Boxes for Cable, EF Type Light Fire-Resistant Partition for Cable and EFW Type Fire-Resistant Partitions for Cable.

The number of our fireproofing products, with the brand of Chang Sheng, adds up to 20 more in category. All of them are leading and well-known brands in Zhejiang, China and are recommended by China Grid, Petro-China. They are widely used in the area of the construction, architecture industry and chemistry industry.

Our company is a high-tech enterprise in Zhejiang, having achieved ISO9001 Quality Control System Certification, ISO14001 Environment Management System Certification, and OHSAS18001 Career Health Management System Certification.