Work permits issue, safety daily inspection, JSA promotion and contractor safety management.

危险作业工作许可证颁发，安全日检，JS A推动和承包商安全管理。

youdao

Work permits issue, safety daily inspection, JSA promotion and contractor safety management.

危险作业工作许可证颁发，安全日检，JS A推动和承包商安全管理。

youdao