Nanjing BVision Instruments CO.,LTD is located in Nanjing City Jiangsu, with our own factory located in Jiangsu. Factory passed ISO9001, CE, CMC etc certificates. We have the prodution capacity of 2 million pressure gauges, bimetal thermometers thermowell and other instruments, 80% business came from USA, EU, Asia and other countires, more than 3 million USD products exported to the world every year. Company has great exporting experience.