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Yantai Zhonglong Instrument Co., Ltd., Founded in 1998, It was a professional traffic instrument high-tech enterprise integrating R&D , production,sales and service. It has an annual production capacity of 4000 quality flow meters and 3000 vortex flow meters. The company is the director unit of the flow professional committee of Chinese Society of Measurement and Testing and the flow professional committee of the automation instrument branch of China Instrument and Meter Association. It has passed ISO 9001, ISO 14001, OHSAS 18000 system certification. It has invention patent and utility model patent of tube bundle type Coriolis mass flowmeter, utility model patent of dry probe vortex street flow meter. The main products are LK series mass flow meter, LNG mass flowmeter, CNG mass flowmeter, high & low temperature series mass flow meter, LUGB stress type vortex street flow sensor. Our products are exported to Russia, Canada, the United States, Israel, Singapore and other countries and regions.



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




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