Add：No.92 South Dongliu road, Quantang subdistrict, Economic technical development District, Changsha, Hunan, China
Tel：0731-86394677
E-mail：invent_dengquan@szipm.comAdd：No. 888, South Yin Zhong Rd, Wuzhong District, Suzhou,ChinaTel：0731-86394677E-mail：invent_dengquan@szipm.comcontacts：DengQuan
Phone：0731-86394677
E-mail：sale.invent@gmail.com
Add：No.92 South Dongliu road, Quantang subdistrict, Economic technical development District, Changsha, Hunan, China
