Exhibit 8.1

List of Significant Subsidiaries, VIE and Subsidiaries of VIE of the Registrant

Entity Subsidiaries	Place of incorporation
Kingsoft Cloud Corporation Limited	Hong Kong
Beijing Kingsoft Cloud Technology Co., Ltd.	PRC
Beijing Yunxiang Zhisheng Technology Co., Ltd.	PRC
Camelot Technology Co., Ltd.	PRC
Cloud Camelot (Beijing) Information Technology Co., Ltd.	PRC
Iridescence Limited	British Virgin Island
Camelot Information Systems Inc.	British Virgin Island
VIEs	Place of incorporation
Zhuhai Kingsoft Cloud Technology Co., Ltd.	PRC
Kingsoft Cloud (Beijing) Information Technology Co., Ltd.	PRC
Subsidiaries of VIEs	Place of incorporation
Beijing Kingsoft Cloud Network Technology Co., Ltd.	PRC
Beijing Jinxun Ruibo Network Technology Co., Ltd.	PRC
Nanjing Qianyi Shixun Information Technology Co., Ltd.	PRC
Kingsoft Cloud (Tianjin) Technology Development Co., Ltd.	PRC
Wuhan Kingsoft Cloud Information Technology Co., Ltd.	PRC