Ma Anshan Exact Instrument Co.,ltd located in Ma Anshan city, adjacent to Nanjing, Jiangsu Province. Our company was established in 2003, the total area is 12000 ©O. We possess advance production, test, inspection equipment, professional management and technical team. Besides, we have 8 process lines and the daily production reach 20000 pcs. With diversified products, superior service and extensive marketing channel, we are recognized as one of the advanced Chinese instruments manufacturers and exporters.         We specialized in designing, manufacturing and marketing instruments including pressure gauges and thermometerss. Our main products are various special pressure gauge, such as dry pressure gauge, Vibration proof and all stainless steel Vibration proof pressure gauge, capsule pressure gauge, digital pressure gauge,  diaphragm seal pressure gauge, differential pressure gauge, bimetal thermometer, capillary thermometer,digial thermometer and so on. All of these were widely applied to the petroleum, chemical engineering, environmental protection, medical treatment, metallurgy, electricity, energy, manufacturing and food production. We are committed to research and develop new products for market needs.         We has been certified by management system ISO9001 since 2005. For satisfying our customers, we provide different levels of products, such as GB, JIS, DN, ANSI. Meanwhile, we provide our customer OEM service. Therefore, our sales market continuously expanded over the world and our products are exported all over the world.        Sincerely welcome the clients from domestic and abroad to visit our company!