Investors exchange calls
+86-755-26506648、26506649
Fax
+86-755-26506800
E-mail
zhangdj@sdgi.com.cn
Shen Zhen
Add：18/F, Building B, No. 2, Kefeng Road, Science and Technology Park, Nanshan District, Shenzhen, Guangdong, P. R. China
Tel：0755-66832882
Fax：0755-26506800
E-mail：sdgi@sdgi.com.cn
