12 Harcourt Road Central,
Wing Lok Street, Hong Kong, Sheung Wan, Hong Kong,
Flat 1303,13/F.,Causeway Bay Commercial Building,1-5 Sugar Street,Causeway Bay
VTech Communications Ltd.,23/F, Tai Ping Industrial Centre, Block 1,57 Ting Kok Road, Tai Po, N.T.
ROOM C, 8/F, BLK B MARVEL IND. BLDG,, 17-23, KWAI FUNG CRESCENT,, Other, Hong Kong,852
Hong Kong,
Room 2104C, 21 / F. , Admiralty Centre, Tower 1, 18 Harcourt Road
Room 1905, 19 / F. , NAN FUNG CENTRE,