- The Magtenlight Company
- Address:J5, Tsun Win Factory Building, 60 Tsun Yip Street, Kwun Tong, Kowloon, Hong Kong
- Wankel Int'l Co,
- Address:RM 608, 25 Wang Chiu Rd., Kowloon Bay
- HuiNing company
- Address:jianshazui
- Activecommunication(HK) International Co.,ltd
- Address:106 How St.,Kwun Tong Kowloon
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