Zhejiang Diyuan Instrument Co., Ltd. was founded in 1991. It is a national high-tech enterprise integrating R&D, production, sales, and technical services of digital and intelligent flow instruments, with a provincial high-tech R&D center, Jinhua Academician and Expert Workstation, and a CNAS nationally accredited laboratory (Flow Detection Center) established within the company.

The company has assembled a team of high-caliber talents who excel in operation and management, possess outstanding professional skills, and constantly pursue excellence. It is equipped with modern CNC production and processing equipment and an advanced DN2400 ultra-large diameter flow standard device. It has established a headquarters production base integrating R&D and production, and built a comprehensive marketing system. It is a member supplier of Sinopec, PetroChina, and CNOOC, and has long served dozens of Fortune Global 500 enterprises including China Resources Group, China Baowu Steel Group, Zhejiang Rongsheng Holding Group, China National Pharmaceutical Group, and COFCO Group. Its main products, including electromagnetic flowmeters, electromagnetic water meters, ultrasonic flowmeters, ultrasonic water meters, vortex flowmeters, float flowmeters, throttling devices, etc., are widely used in industries such as petroleum, water utilities, chemicals, metallurgy, pharmaceuticals, food, environmental protection, and municipal services.