Headquarters
Jess Technology Co., Ltd.
| Address | Room 1005-1006, 10/F, Harcourt House, 39 Gloucester Road, Wanchai, Hong Kong. |
| Tel | (852) 2313 3289 |
| Fax | (852) 2133 3393 |
Service Center
H.J.T. Electronics Ltd.
| Shenzhen Office | Address | Room B, 43/F., Block C, Science & Electronic Technology Building, 2070 Shen Nan Zhong Road, ShenZhen, China. P.C. 518031 |
| Tel | (86) 0755 8368 3788 | |
| Fax | (86) 0755 8368 3098 | |
| Shanghai Office | Address | Unit B, 16/F, Zhao Feng World Trade Building, No. 369 Jiang Su Road, Shanghai, China. P.C. 200050 |
| Tel | (86) 021 5238 0179 | |
| Fax | (86) 021 5238 0170 |