Cai Zhong Pipeline is an industry under the Chemical Building Materials Industry of Cai Zhong Group. At present, there are 10 pipeline production bases based on Zhejiang Cai Zhong Pipeline Co., Ltd., and the marketing network is all over the country and even the world. Cai Zhong Pipeline is one of the largest professional plastic pipeline manufacturers in China, with more than 30 invention patents, and is the vice chairman of the pipeline professional committee of the National Plastics Processing Association.