1. Hainan He An blasting engineering co., ltd is located at the 8th floor of Cai Sheng building, Longhua road 15, Haikou, Hainan. The business scope of the company is blasting engineering design, construction, blasting engineering safety evaluation, safety supervision and blasting technical services.
2. Hainan Shi 'an Blasting Engineering Co., Ltd. is located on the second floor of Building D, Longteng Villa 14, Jiangyan Fifth Road, Meilan District, Haikou City, Hainan Province, and its business scope is blasting operation and various engineering construction activities.
3. Hainan Guo Sheng Blasting Engineering Co., Ltd. is located at Floor 17, Yuanyang Road, Yangpu Economic Development Zone, Hainan Province, and its business scope includes blasting demolition, underwater reef blasting in rivers, lakes and seas, and earthwork.