Jiangsu Yidelong Petroleum Machinery Co., Ltd.

Jiangsu Yidelong Petroleum Machinery Co., Ltd. is a Chinese manufacturer of wellhead equipment, blowout preventers, valves, and pressure control systems for the oil and gas industry. Founded in 2007, the company operates from a 100,000 square meter facility in Jianhu County, Yancheng, Jiangsu Province, with 60,000 square meters of building space and more than 200 employees including 10 senior engineers. The company holds API monogram licenses for Spec 6A (wellhead and tree equipment), Spec 6D (pipeline valves), Spec 7-1 (rotary drill stem elements), Spec 16A (drill-through equipment), Spec 16C (choke and kill systems), and Spec 16D (BOP control systems). Yidelong is a registered network supplier for both China National Petroleum Corporation (CNPC) and Sinopec Material and Equipment Corporation. Core product lines include gate valves rated from 2,000 to 15,000 psi, choke and kill manifolds, Christmas trees, casing heads, tubing heads, blowout preventers, BOP control systems, hydraulic fracturing manifolds, and forged flanges and fittings. The company maintains a national-level laboratory with testing capabilities covering chemical composition analysis, metallography, non-destructive testing, hydraulic and pneumatic testing, and high/low temperature testing. Yidelong holds 49 national invention and utility model patents and is designated a national high-tech enterprise.