Instrument when Guangzhou (Guangzhou PhoTime) located within the high-tech development zone in Guangzhou Science City, is a research and development production and sales of flowmeter consisting mainly of high-tech enterprises, with multiple national flowmeters of the type-examination certificate and production license for manufacture, through measurement accreditation systems for liquid and gas flow calibration. Products and services currently provided include: Ultrasonic Flowmeter Electromagnetic Flowmeter, Vortex flow meters, turbine flowmeters, oval gear flowmeters, v-cone flow meter, orifice plate flow meter, metal tube variable area flow meters, as well as to provide flow measurement and flow calibration system design. We strictly comply with the quality management system certification, and built a comprehensive network of factory-calibration and inspection system and equipment, ensure the quality of each product. PhoTime series flow meters are widely used in water treatment, petroleum, chemical industry, paper-making, textiles, heating, ventilation, air conditioning, electricity, cooling, bio-pharmaceuticals, food processing, and other industries.