Shandong Huaguan Energy Technology Co., Ltd.

Shandong Huaguan Energy Technology Co., Ltd. (山东华冠能源科技有限公司) is a Chinese petroleum equipment manufacturer based in Yantai City, Shandong Province. The company specializes in the production of downhole completions equipment including packers, bridge plugs, and oil country tubular goods (OCTG) such as casing and tubing. Huaguan Energy holds three API certifications: API 11D1 for packers and bridge plugs, API 5CT for casing and tubing manufacturing, and API Q1 for quality management systems. These certifications demonstrate the company's commitment to international quality standards in the oil and gas equipment sector. The API 11D1 certification covers the design, manufacture, and testing of downhole packers and bridge plugs used in well completions, zonal isolation, and plug-and-abandon operations. The API 5CT certification covers the production of seamless and welded casing and tubing for use in oil, gas, and water wells. As a multi-certified manufacturer in the Shandong petroleum equipment cluster, Huaguan serves both domestic Chinese oilfield operators and international markets.