Hangzhou TNMA Measure Technology CO.,ltd was Founded in April 2001, our company is located in the West Lake Hangzhou science and technology park with beautiful scenery. It is a professional manufacturer of the flow measurement and detection equipment with the service of independent technology research and development, production and processing as well as sales. There are one professor-level senior engineer and one senior engineer (in the field of flow measurement), over ten software engineers, hardware engineers, structural design engineer technical research and development researchers, over forty production and skilled assembly workers in the company. We always been committed to the research of flow measurement and control. Besides, we have kept good relations of cooperation with the relevant tertiary institutions and research institutes to ensure that the company's products in absolute leading position in this industry. As the professional manufacturer and main backbone in the industry of measuring equipment for gas meter, water meter and flow, our company participate in the drafting of the People's Republic of China National Metrological Verification Regulations [JJG1113-2015], water meter calibration device of the people's Republic of China machinery industry standard [bell gas flow standard device JB/T XXXX-201X] (newspaper reviewers) and the People's Republic of China National Metrology Technical specification [Active piston flow standard device calibration specification JJF XXXX-201X] (newspaper reviewers). Meanwhile, our company developed high precision flow standard device won third prize of the Zhejiang provincial science and Technology Award; based on zero balance regulation principle of piston gas flow calibrator won the first prize of the quality and technical supervision of Zhejiang province science and Technology Review Award. These have showed the professional technology in our company R & D and manufacturing capability. At present, our products have been widely used in flow measurement instrument manufacturers, gas group, water group and measurement institution of all levels. Products have been sold throughout the provinces, municipalities and autonomous regions and exported to Russia, Vietnam, Spain, Italy, Columbia, Turkey, Israel, Kyrgyzstan and other countries in the world. Adhering to the development philosophy of integrity-based, science and technology as the source, our company implements honest and trust as the basic professional ethics for Tianma stuff and stick to technology as the fundamental driving force to develop every step in a pragmatic way.We firmly believe that the 'credibility = development, technology = productivity, service = vitality.' Thanks to the unremitting efforts of Tianma stuff, we have built good reputation, the brand with technical support and opened up a vast market with our service.