Zhangjiagang Siweida Machinery Co., Ltd, is specialized in manufacturing plastic machinery and equipment since 1992. Corporate HQ is established in Zhangjiagang City which is a state-level hygiene city surrounding with natural ecosystem and convenient and strategic location. Superior geographical conditions are especially in fast transportation; Location is adjacent to Shanghai and Nanjing. As a multifunctional integrated company, Siweida has advanced design system and outstanding technical term, including research, development, producing, marketing, service and export-oriented business.

Begun early 1990s, Siweida has developed more than 100 plastic machinery specification, mainly involving the corrugate pipe production line, the larger-caliber PVC draining& sewage-discharging production line, PE larger-caliber gas pipe, water supply& drainage pipe production line, the granulating production line, the PPR pipe production line, the twin pipe production line as well as YF240, YF180 allotype tube production line, plastic extruding machine, high speed mixer and mixing unit, various plastic auxiliary machinery. The product is sold abroad such as Philippines, Vietnam, Thailand, Malaysia, Russia, Iran, etc.

We promise 'prestige supreme and customer priority' during every improvement Siweida has made. We are always seeking high quality and attempt to establish an extraordinary brand. Siweida offers impeccable service for every client while plentiful transactions are making every year. Our teams are aborative to collect market information in order to provide the most suitable product for clients. We are proud to devote attention to all clients and guiding consumption by our specific research. We are attempting to create social value while seeking benefit with national sales service network as the next target.

"Credit first and customer first" is our perpetual commitment. We believe that perfect service is more important than sale. Our policy is to actively adapt to market, seek new customers while keeping old ones, and devote ourselves to consumer guiding while wholeheartedly serving users. We always do our best to achieve synchronized increase in company's benefits and social value, and establish a marketing and service network covering the whole country.