Ningbo Langchi Transmission Technology Co., Ltd. is specialized in producing trapezoidal threaded screw rod and nut for transmission, lifting, pushing and pulling, fastening and other functions. The thread standards include: national standard GB, German standard DIN103, American standard ACME and other single-head, multi-head and left-right trapezoidal threads. The material of screw rod includes carbon steel, alloy steel, stainless steel, copper, aluminum, etc; The nuts are made of tin bronze, polyoxymethylene (POM), carbon steel, cast iron, free-cutting steel, etc. According to customer requirements, we can customize special specifications of screw nut and worm gear with M0.5-M6 module.

Our company has more than 200 CNC lathes, machining centers, turning, milling, grinding, rolling, punching machines and other equipment, with complete testing equipment and tools. Products are widely used, such as smart home, elderly chair, intelligent lifting table, intelligent door opener, intelligent window opener, intelligent elevator, valve, agricultural machinery, sports equipment, etc. Our products sell well all over the country, and are exported to Europe and the United States and other international markets, and have been widely praised by customers everywhere. Welcome new and old customers to visit and negotiate with us. We will provide you with high-quality products and services.