لانجشي, a professional manufacturer of thermoplastic tubing solutions, is headquartered in Cixi, Zhejiang, China. The company operates a modern production base covering 8,000 m², with a total building area of 11,000 m², dedicated to the development and manufacturing of high-performance plastic tubes.
Langchi specializes in the production of thermoplastic round tubes and customized profile tubes, with a comprehensive material range including PFA, FEP, ETFE, PVDF, PTFE, PU, PUR, reinforced PU tubing, flame-retardant PU tubing, multi-channel PU tubing, as well as PA6, PA66, PA11, PA12, PE, PVC, PP, POM, EVA, TPV, TPEE, PPSU, PSU, and silicone tubing. These products are designed to meet the stringent requirements of complex industrial and high-precision applications.
To ensure stable quality and scalable delivery, Langchi is equipped with 28 advanced extrusion production lines, covering multi-material and multi-structure processing. The company also operates a 500 m² Class 100,000 cleanroom and an in-house laboratory to support high-purity production, material testing, and continuous product validation.
This Wonderful Valentine’s Day, we celebrate not only love—but also trust, reliability, and long-term collaboration built with our global partners.
Langchi looks forward to growing together with you and wishes you a Wonderful Valentine’s Day, connecting the world—one tube at a time. 💕
