Jiangsu Yidelong Petroleum Machinery Co., Ltd. is one of the most influential manufacturers specialized in petroleum machinery and equipment. It has passed ISO9001 management system certification and holds API-6A, API-6D, API-7, API-16A, API-16C and API-16D authorization.

The main products of Jiangsu Yidelong Petroleum Machinery Co., Ltd. are high and medium pressure series valves, wellhead and christmas tree equipment, choke and kill manifold, control unit for choke manifold, surface mounted blowout preventer(BOP), and control system for surface mounted BOP, and various auxiliary components.

Its products are widely applied to oilfields, chemical industry, metallurgical industry and power stations and sell well both in China with Sinopec and PetroChina as its main clients and in the world markets, including Southeast Asia, the Middle East, Russia and Azerbaijan.