Qingdao Zhongkaida Plastic Machinary Co.,Ltd., a professional designer and manufacturer of plastic machines, is mainly engaged in the production lines as follow: 

Perforated Corrugated Pipe Production line; 

Single Wall Corrugated Pipe Production Line; 

Prestressed Corrugated Pipe Production Line; 

Medical Use Respiratory Soft Winding Pipe Production Line; 

Drain-pipe Production line used for Washing machines and Airconditioners; 

Vacuum Forming Corrugated Pipe Production Line; 

Double Wall Corrugated Pipe Production Line; 

Steel Wire Telescopic Pipe Production Line; 

PVC Plastic Reinforced Winding Pipe Production Line; 

Plastic Building Formwork Produciton Line;

Plastic Plates Production Line;

Wood-plastic Board Prodution Line;

PP-PE Packing Belt Production Line, etc.