Helical Rack And Pinion

Longsum Company has continued to build a solid reputation for quality, service and reliability. From the very beginning, Longsum has provided high precision spur, helical and bevel gears, gear rack & pinion gear, to meet the rapidly changing and demanding requirements of the gear industry.

Longsum's primary goal is to ensure customer satisfaction by improving the manufacturing process, eliminating waste, and delivering a quality product on time at a competitive price.

To achieve those objectives, Longsum has embraced the continuous improvement philosophy while implementing the most advanced technology available for the machining, heat treatment and inspection of our products. We are an verified supplier on Alibaba and have consistently received vendor awards for both quality and on-time delivery. Longsum takes great pride in its history of steady growth and its record for maintaining long-lasting customer relations.

Renqiu Dongwang Machinery Co., Ltd. is a professional manufacturers engaged in production of standard sprocket (ASA, DIN, KANA). Gear,chain coupling and rack. We have established close trade relation with distributors from Malaysia, Thailand, Indonesia, South Korea, Russia, the USA and many other countries. Our company was founded in 2006 equipped with various types of sophisticated detection equipment and production equipment. After years of operation, we have formed a unique mode of production and management, and constantly develop new products and short cycle. Through the fast and stable development, we have become one of most experienced sprocket manufacturers in China, and have a good response to users at home and abroad. The production of high precision and long life of the product is always our top priority.

Our main products are standard industrial sprocket, non-standard sprocket, coupling, gear, rack and other major series transmission products (in order to meet customer demand, we can produce according to the customer drawings, sample processing and manufacturing).

If you trust us, please do not hesitate to contact us immediately, and we look forward to your inquiries.