- Giant Smile Trader
- Address:86 / 56 boonto5 moo1 songprapa
- sasitorn Music
- Address:Aommurng-pasang
- Canyon Home Theater system
- Address:99/7 Moo 4, Software Park Building Floor29, Chaeng Watthana Rd
- SUN Laboratory Co., Ltd.
- Address:131 Thailand Science Park, Paholyothin Rd. , Klong 1,
- BFM Innovex Co., Ltd
- Address:779 / 24 3rd Fl. Pracha-Uthit Rd. , Samsennok, Huaykwang
- MaoKonj Co.Ltd.
- Address:279 M. 12 T. Wiang
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