Our Company was founded in 1988 and is a professional chain manufacturer mainly producing oil drilling rig chains, pumping unit chains, escalator chains, injection head chains, and various non-standard chains. The product is widely used in oil drilling rigs, workover rigs, vertical pumping units, escalators, continuous tubing operation vehicles, etc.
The company has more than 30 years of experience in design, development and production, with a total area of 7,000 square meters, more than 100 advanced equipment, more than 60 employees, more than 10 technicians, and an annual production capacity of more than 1 million meters of various chains. Our products meet the needs of domestic and international markets and are exported to Europe, America, Southeast Asia, Russia and the Middle East, and have been unanimously recognized by industry buyers.
Our company obtained the API certificate issued by the American Petroleum Institute in 2015. Our main customers now include PetroChina, Sinopec, Sichuan Honghua Group, Shandong Kerui Machinery Co., Ltd., etc.
Changsheng adheres to the production and business philosophy of "professionalism due to focus, success due to integrity", and strives to promote our company with the vitality of "long history and prosperity" to serve you wholeheartedly.