DFJD.DFJD was established in 1997 and is headquartered in Xi'an, Shaanxi. As a high-tech enterprise, it specializes in the R&D, production, and technical services of industrial metering instruments. The company's core product is its technologically advanced Coriolis mass flowmeter, with its P, C, and N series products achieving internationally advanced levels, demonstrating significant success in replacing imported products. Additionally, its product portfolio includes the CMS oil-gas separation metering system and BCS batch control system, widely applied across critical sectors such as petroleum, petrochemicals, chemicals, and new energy. With a 14,000-square-meter R&D and production base, the company holds a leading market share for domestic mass flow meters among comparable products, establishing itself as a key player in China's industrial metering industry.