Main Products and Business Scope:
        Air Leak Testers, Electro-Pneumatic Transducers, Dead Weight Testers, Pressure Sensors,Pressure Gauges, Digital Manometers,Pressure Switches, Flow Meters, Level Transmitters, Temperature Switches, Heat Meters, Engine Indicators, and Regulators, etc. Specialized fluid measurement and control instruments include Leak Test System for Engine, Fuel System Leak and Ventilation Tester (EURO Ⅱ), Fuel System Desorption Testing System (EURO III), Automatic Continuous Gas Valve System,Gas Water Heater Comprehensive Testing System, Gas Analyzer System.

Our products spread automobile, petroleum, chemical engineering, power generation, metallurgy, space, aviation, shipbuilding, rubber, food, medical treatment, Textile, water treatment, semiconductor processing, and heavy machinery manufacturing industries etc.

BOYI (Tianjin) Pneumatic Technology Institute was established by Dr. CHEN Nai-Ke in 1997. For many years, the company researched and developed many series industry control and testing equipments in fluid measurement and control relative area and combined computers and automatic control technique simultaneously. Since 1998, the company has been approved as High and New Technology Enterprise.The company has more than ten items that they are Independent Intellectual Property Rights-Patents and Scientific and Technical Achievements. The company has a sales group with service and pretty good professional techniques, at same time the company set up some branches and more than ten agencies with principle of the supremacy of customers.   

Since it was established, the company has adhered to the principle of people-oriented and the principle of benefit created from technology. Insisting on research and development by ourselves and depending on own technique and continuous innovation. After several years of efforts, we have successfully cultivated a superb R&D team. At the same time, we cooperated and communicated with China Academy of Launch Vehicle Technology, China Academy of Space Technology, China Quality Supervision &Test Center for Gas Appliances, National Automobile Quality Supervision and Test Center, China National Motorcycle Testing Center, Japan Gas Association, etc. We have successfully completed a number of R & D projects from domestic and foreign clients, many of the projects have reached world leading level, and have generated benefits for clients, the research projects and our products has been widely recognized by the world.