共有 4 間公司以「NO 11-13 YUNG YUEN RD PING SHAN YUEN LONG NT HONG KONG」為註冊辦事處。以下為詳細名單。
4 間公司
CHANGQISHENG HOLDINGS LIMITED
KOU SHING INVESTMENT LIMITED
TIN CAI INVESTMENT LIMITED
CHEUNG SHUI INVESTMENT LIMITED