Add : Room 2211A, 490 th, Renfeng Tower, Tianhe District, Guangzhou, China PC：510620 Tel：020-38888110      38886427      38888563 Fax：020-38886550     38886650  Email：gzxingzheng@adv-tech.com.cn Net：http://www.advtech.net.cn

Add : Room 15J, B Building , Wealth Square, Shennan Road, Shenzhen PC：518040 Tel：0755-82873927      82873957      83022047　 Fax：0755-83022037 E-mail：szxingzheng@adv-tech.com.cn Add : Room 1305, 299th,  Baofeng Building, Jingjiang Road, Zhabei District, Shanghai PC：200083                   Tel：021-66540089     56723755                     Fax：021-56723785                 E-mail：shxingzheng@adv-tech.com.cn                                       Add : Room 11C, 25th, Haiwan A Building, Hubin North Road, Xiamen Tel：0592-5068048 Fax：0592-5067048 Add : Room 802, Tangbei A Building, Tangbei Residential Quarter, Hongtu Technologies Road, Nancheng District, Dongguang Tel：0769-23094615 Fax：0768-23094615