quality policy

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Our quality objectives are as follows
quality policy

1.Standardized management, quality first; Continuous improvement, customer satisfaction.

2.The quality inspection rate of each product shall not be less than 98%, and shall be increased at the rate of 0.2% per year.

3.Customer satisfaction shall not be less than 90%, with an annual increase of 0.5%.

4.The ex factory qualification rate of products is 100%.

Chengxin Zhongcheng Technology Laboratory

Product quality control

quality policy
The new fireproof rock wool / glass wool roof sandwich panel adopts the unique fireproof PIR polyurethane side sealing technology, which improves the air tightness and water tightness of the lap joint and effectively prevents the occurrence of cold bridge phenomenon. At the same time, it overcomes the peeling phenomenon between the steel plate and the core material at the lap joint during the handling and installation of the plate. The metal curtain wall sandwich plate is connected by concealed nails, the surface has no exposed screws, and the building wall is beautiful and smooth.