From April 24 to 27, the group company's installation department and engineering department were led by the safety director to carry out special inspection on the dangerous projects under construction. The inspection of four projects in Dongtai, Suqian and Changshu belongs to the jurisdiction of Shanghai and Suzhou respectively. The inspection and maintenance of dangerous cosmetics is a major hazard source of our company. 3.21 After the water explosion accident, the group leaders attached great importance to the management and control of dangerous chemical projects, instructed the security departments to quickly carry out the sorting and registration of dangerous chemical inspection and renovation projects, and urged regional companies and subsidiaries to conduct a comprehensive investigation of hidden dangers. This special inspection focuses on the safety management personnel in place, safety management system is sound, safety management and control system is effective operation, gas detection equipment for dangerous chemical equipment maintenance, labor protection equipment, emergency rescue equipment and other aspects of inspection. (Installation Department)