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Product Presentation

A professional flow meter technology enterprise integrating research and development, production, sales, and service



Application industry

Coriolis flow meter family measures direct mass flow rates of liquids and gases in virtually all applications without special calibration. Safety, reliability, quality, and our innovative technologies enables us to provide a broad range of industry-specific products and services — and the expertise to put them to work for you.


about us

Yantai Zhonglong Instrument Co., Ltd

Zhonglong Instrument Co., Ltd. was established in 1998, with Yantai Zhonglong Instrument Co., LTD. Production base, Dalian Zhonglong Instrument Co., LTD., Shanghai Zhonglong Industrial Co., LTD., Dalian Corio Instrument Co., Ltd. and other sales companies, is a collection of R & D, production, sales, service in one of the professional flow instrument technology enterprises. The main scope is: industrial automation instrument production, sales, technical consulting, technical services, economic information consulting services. It has an annual production capacity of 3000 vortex flowmeters and 4000 other instruments. In order to solve the key technology of flowmeter production and testing, there are two sets of 0.5 standard method gas flow standard device and 0.05 weighing method water flow standard device, and complete vortex probe manufacturing, processing and packaging equipment and complete production equipment and detection means to ensure product quality, and has passed ISO9001, ISO14001 system certification.

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cooperative partner

Years of experience and rich cooperation cases. Products are exported to many countries and regions such as Russia, Canada, the United States, Israel, Singapore, etc


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189 Songxia Road,Fushan District,Yantai City,Shandong Province




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