What subsidiaries does Chongqing Water Group have? Especially on the south bank. What else is there?

Hua Gang Water Engineering Co., Ltd. is a non-main subsidiary of Chongqing Water Group. Formerly belonging to the municipal water supply company, the full name is the municipal water supply engineering company. After the restructuring, the water group participated in it. Two years ago, Water Group acquired Hong Kong capital and private equity and became a wholly-owned subsidiary. Mainly engaged in trenchless engineering construction, it is a municipal secondary construction enterprise.