Ningbo Water Meter (Group) Co.,Ltd is the only public listed professional water metermanufacturer in China that was born in 1958. We specialized in manufacturing full range ofmechnical water meters (from 15mm~-500mm) and provide various loT metering and smart platformthrough AMI/AMR with advanced water management solutions for domestic, industrial and irrigativeapplication. Our company has area of 85,000 square meters and near 1500 employees with annual output over10,000,000 units for more than 80 countries including the top level water supply companies in theworld. As the first water meter manufacturer in China we certified with ISO9001: 2015 Quality SystemCertification; ISO10012: 2003 Measurement System Certification; ISO14000: 2014 EnvironmentaManagement System Certication and ISO 17025 2015 Laboratory Accredtation Certification. Besides, NWM s the first manufacturer in China that avarded EC-TVPE MIDapproval and OIML R49 approval.

As a brand of Envsin Instrument Equipment Co., Ltd, Envsin is a leading test equipment manufacturer in China. Envsin is committed to environmental and climatic test technology.Our main products include high and low temperature test chambers, temperature and humidity test chambers, walk-in test chambers, intelligent temperature test chambers, environmental stress test chambers, liquid-to-liquid thermal shock test chambers, rapid temperature change and humidity test chamber, combined rapid temperature change (with humidity) and vibration test chambers, high and low temperature thermal shock test chambers, high and low temperature/low air pressure test chambers, high altitude test chambers, salt spray corrosion test chambers, rain test chambers, sand and dust test chambers, high temperature aging test chambers, solar radiation aging test chambers, and more. Our products are prevailing in many fields such as military, aerospace, shipbuilding,manufacturing and quality management. With 18 service centers in 16 countries,Envsin is qualified to provide you competitive test solutions and services.

As a brand of Envsin Instrument Equipment Co., Ltd, Envsin is a leading test equipment manufacturer in China. Envsin is committed to environmental and climatic test technology.Our main products include high and low temperature test chambers, temperature and humidity test chambers, walk-in test chambers, intelligent temperature test chambers, environmental stress test chambers, liquid-to-liquid thermal shock test chambers, rapid temperature change and humidity test chamber, combined rapid temperature change (with humidity) and vibration test chambers, high and low temperature thermal shock test chambers, high and low temperature/low air pressure test chambers, high altitude test chambers, salt spray corrosion test chambers, rain test chambers, sand and dust test chambers, high temperature aging test chambers, solar radiation aging test chambers, and more. Our products are prevailing in many fields such as military, aerospace, shipbuilding,manufacturing and quality management. With 18 service centers in 16 countries,Envsin is qualified to provide you competitive test solutions and services.

As a brand of Envsin Instrument Equipment Co., Ltd, Envsin is a leading test equipment manufacturer in China. Envsin is committed to environmental and climatic test technology.Our main products include high and low temperature test chambers, temperature and humidity test chambers, walk-in test chambers, intelligent temperature test chambers, environmental stress test chambers, liquid-to-liquid thermal shock test chambers, rapid temperature change and humidity test chamber, combined rapid temperature change (with humidity) and vibration test chambers, high and low temperature thermal shock test chambers, high and low temperature/low air pressure test chambers, high altitude test chambers, salt spray corrosion test chambers, rain test chambers, sand and dust test chambers, high temperature aging test chambers, solar radiation aging test chambers, and more. Our products are prevailing in many fields such as military, aerospace, shipbuilding,manufacturing and quality management. With 18 service centers in 16 countries,Envsin is qualified to provide you competitive test solutions and services.