Shandong Zhongse Heavy Industry Co., Ltd. is one of the largest producers of polyethylene HDPE double wall bellows in China. The company has introduced an internationally advanced HDPE double wall bellow production line, strictly adhering to national standards, and has taken the lead in passing the ISO9001:2000 quality system certification. The product quality to price ratio has reached the advanced level in the same industry.

Our products

Shandong Zhongse Heavy Industry Co., Ltd. uses high-quality high-density polyethylene as raw material, mainly producing polyethylene double wall bellows (HDPE) (24 models in eight sizes from DN200mm to DN800mm), large diameter HDPE steel belt reinforced polyethylene spiral bellows (DN300mm to DN2400mm), and PE water supply pipes (PE63, PE80, PE100). The HDPE produced by the company is an online double wall expansion, which enhances the compactness and durability of the expansion and is widely used for rainwater and sewage discharge in municipal engineering; Sewage discharge from residential areas; Industrial and mining enterprises' sewage discharge and drainage pipelines; Municipal sewage discharge and rainwater collection; Wire and cable sheath engineering; Ventilation system....

Our Aim

Since its establishment, the company has always adhered to the principle of "quality first, honest development, becoming bigger and stronger, and serving China". The company's reputation has been greatly improved, and the product market has expanded rapidly.

In the new century, all colleagues in the company are striving with high fighting spirit and tenacious dedication; We are willing to sincerely cooperate with friends from all walks of life and create brilliance together!