Every procedure in Bio Extruder production has to comply with the relevant production standards. Tests for quality and standards for production tend to be more rigorous and controlled in its production. The Production Standard helps manufacturers to measure their productivity.

Nanjing Tengda Machinery Co., Ltd. is a highly advanced manufacturer of materbatch with modern production lines. According to the material, TENGDA's products are divided into several categories, and Screw shaft is one of them. The product has been proved safe. The material ingredient testing has verified that it contains no aromatic amine, harmful lead, and formaldehyde. The product can keep its appearance excellent after washing. People can be assured that it will not shrink or out of shape after washing.

We hope that the TENGDA brand will precede in the Production Scale market. Please contact us!