United Controls Ltd. Rm. 1501, Cornell Centre, 50 Wing Tai Road Chai Wan, Hong Kong
Telefon
+852 2556 1001
Telefax
+852 2556 1298
Marcontrol Ltd. Rm. 102 Cosmos Bldg. 8-11 Lan Kwai Fong D'Aguiler Street HK-Hongkong
+852 25 23 7149
+852 28 45 0755
