Hangzhou Zhongliang Chemical Coatings Co., Ltd

A world leader in gases, technologies and services for Industry and Health, Air Liquide is present in 78 countries with approximately 64,500 employees and serves more than 3.8 million customers and patients. Oxygen, nitrogen and hydrogen are essentia

HORIBA offers a wide range of instruments and systems for various applications worldwide. Automotive testing, process and environmental engineering, medical diagnostics, semiconductor manufacturing and molecular & elemental analytics for research, qu