Hubei Jianghan Petroleum Instrument & Meter Co., Ltd.

Hubei Jianghan Petroleum Instrument & Meter Co., Ltd. (Jiangyi Co., Ltd.; stock code 430149) is a leading Chinese manufacturer of petroleum instruments and meters, founded in 1966 as the Third Petroleum Instrument Factory of the Ministry of Petroleum Industry. Headquartered in the East Lake High-Tech Development Zone of Wuhan, Hubei Province, the company holds API 8C and Q1 certifications and has been supplying the global oil and gas industry for over 60 years. The company designs and manufactures more than 100 product models across intelligent drilling and workover automation tools (iron roughnecks), drilling parameter instruments, weight indicators (drilling weight-on-bit gauges), well logging and calibration instruments, digital wellsite systems, and metering/inspection equipment. The "Jiangyi" brand drilling multi-parameter instruments are designated Hubei Province single-champion manufacturing products. Domestically, products are sold to CNPC, Sinopec, CNOOC, and all major Chinese oilfields. Internationally, products are exported to over 40 countries including the United States, Canada, Russia, the Middle East, and South America. The company invests 7% of annual revenue in R&D, holds 8 invention patents, 77 utility model patents, and 30 software copyrights. National high-tech enterprise and holder of the national Specialized, Refined, Unique, and Innovative (SRUI) 'Little Giant' enterprise designation since 2022. Production capacity is 1,500 instrument sets per year with 16 domestic service stations and 3 international service points.