| Yip Fat Factory Building Block 1, 77 Hoi Yuen Road 開源道77號業發大廈1座7樓C室 Yip Fat Factory Building Block 1, 77 Hoi Yuen Road 開源道77號業發大廈1座7樓C室 |
| Unit C2, G/F, Wing Hing Industrial Building, 14 Hing Yip Street 興業街14號永興工業大廈地下C2室 Unit C2, G/F, Wing Hing Industrial Building, 14 Hing Yip Street 興業街14號永興工業大廈地下C2室 |
