A I System Co., Ltd. Lumpini Tower, Room No.D, 21st Floor, No. 1168/59 Rama 4 Road, Tungmahamek, Sathorn, Bangkok 10120
+66 (0) 2637-1142 +66 (0) 91-767 0958 (คุณโอ๋)
[email protected]
66 (0) 2637-1141