色婷婷精品久久二区二区我来,桃色综合网,婷婷丁香九月,av手机在线免费播放,女人精25xxxxx免费视频,国产成人一区二区三区久久精品 ,精彩视频一区二区三区

Hello, welcome to BCC Inc.
CN 400-016-9000

System certification: necessary qualification for enterprises

The management system is developed from the concept of quality management and inherits the essence of quality management. 

HSE management system

Q/SY 1002.1,SY/T62760

HSE management System (Health, Safety and Environment System) refers to the health, safety and environment management system, which is used by oil and gas enterprises to reduce and eliminate health, safety and environment risks that may occur in the production of oil industry. A set of systematic management methods to protect personal safety and the ecological environment.