- Hn-aptech
- Address:56 nguyen chi thanh- ha noi Ha Noi Vietnam
- Hanoi Electronics Corporation
- Address:2 Chua Boc Str, Dong Da Dist Hanoi Vietnam 10000 Vietnam
- vinakraoke
- Address:15 / 64 trieu khuc-thanh xuan
- Hehe
- Address:bo de, lONG BIEN, Other, Vietnam
- L.E.G Technology Company
- Address:No2 -B17, Nguyenhong Str, Dongda Dist Hanoi City Vietnam 100000 Vietnam
- VY THANH TIN Co., LTD
- Address:8 / 7b Area 4, Tanchanhhiep Ward, Dist 12