Greatwall Information Technology Company

Greatwall Information Technology Company (GITC) was established at year 2000 in Hong Kong. GITC focus Switching Modde Power Supply (SMPS)'s OEM and ODM.GITC have factory located the world PC hub, China. At same time, brach offices USA, Singapore From past 10 years, we keep on improving ...

Telephone：852-852-6249 9603Address：Room 14, 5 / F. , Block A, Tak Lee Industrial Centre, 8 Tsing Yeung Circuit,