| Shop L, 8/F, Everest Industrial Centre, 396 Kwun Tong Road 觀塘道396號毅力工業中心8樓L室 Shop L, 8/F, Everest Industrial Centre, 396 Kwun Tong Road 觀塘道396號毅力工業中心8樓L室 |
| Room 7, 1/F, Shing Yip Industrial Building, 19-21 Shing Yip Street 成業街19-21號成業工業大廈1樓7室 Room 7, 1/F, Shing Yip Industrial Building, 19-21 Shing Yip Street 成業街19-21號成業工業大廈1樓7室 |
| 3/F, Yat Sang industrial Building, No.13 Tai Yip Street 大業街13號日生工業大廈3樓 3/F, Yat Sang industrial Building, No.13 Tai Yip Street 大業街13號日生工業大廈3樓 |
