Harker Rapier Oilfield Service Limited

Harker Rapier Oilfield Service Limited is a Chinese oilfield equipment manufacturer and service provider headquartered in Tianjin, China, with operations also in Guangdong Province. The company specializes in downhole completion equipment, including packers and bridge plugs, perforating gun cable systems, and perforating system verification and validation services. Harker Rapier holds API Monogram licenses under API Spec 11D1 (Packers and Bridge Plugs), API Spec 19AC (Electric Cable for Perforating Guns), and API Spec 19V (Verification and Validation of Perforator Systems), as well as an API Q1 Quality Management System certification (license Q1-6366). The company manufactures and tests production packers, retrievable packers, bridge plugs, and related downhole tools to API Spec 11D1 standards, ensuring reliable wellbore isolation across a range of pressure and temperature conditions. In addition, Harker Rapier manufactures electric cable assemblies for perforating gun systems to API Spec 19AC, covering the design, testing, and qualification of cables used in downhole perforating operations. The company also performs verification and validation of perforator systems to API Spec 19V, which includes ballistic testing and qualification of shaped charges, guns, and associated components. Under its API Q1 quality management system, Harker Rapier applies rigorous process controls and documentation standards aligned with the requirements of the American Petroleum Institute. The company serves domestic Chinese oil and gas producers as well as international clients seeking API-certified downhole completion and perforating equipment sourced from China.