TBQM gas turbine flowmeter is a new generation product successfully developed by our company based on years of research and development experience and adopting a number of innovative technologies. The maximum nominal pressure is 16MP. The product complies with GB/T 18940/ISO 9951, EN 12261, OIML R137 standards, and has passed the measurement test of hydrogen and natural gas mixture by DNV GL mechanism. After this test, TBQM gas turbine flowmeter has developed a new measurement field of natural gas and hydrogen mixture gas. And passed the appraisal and acceptance of PetroChina's "Localization Project of Key Equipment for Oil and Gas Pipelines", and was evaluated by the National Energy Administration, China National Petroleum Corporation and China Machinery Federation as "its technical indicators have reached the advanced level of similar foreign products". The products have complete medium and high voltage series, with the characteristics of high accuracy, good reliability, and low maintenance cost. It is a high-performance instrument for natural gas transmission trunk line, city gas trade measurement and industrial gas measurement and detection