7 / F. , Kin On Commercial Building, 49-51 Jervois Street, Sheung Wan, Hongkong
QPL Industrial Building,138 Texaco Road,Tsuen wan,N.T.,
Flat A, 8/F., Epoch Industrial Building No.8 Cheung Ho Street, Tsing Yi Island, N.T., Hong Kong, Hong Kong,
Room 803A, 8 / F. , Far East Consortium Bldg. , 121 Des Voeux Road