EHS stands for environment, health and safety. It is a management system introduced from European and American enterprises, which is also called HSE abroad. EHS refers to the comprehensive management of health, safety and environment. Compared with ISO 14000 environmental management system and ISO9000 quality system, EHS management system has increased safety content. EHS management system establishes management methods to eliminate all kinds of accidents, environmental and occupational hazards through systematic prevention management mechanism, so as to minimize the occurrence of accidents, environmental pollution and occupational diseases, and further improve the safety, environment and health performance of enterprises. EHS Engineer is a registered safety engineer in People's Republic of China (PRC) (China).