Lukou Factory (office): No. 33, Shenzhou Road, Lukou Street, Jiangning District, Nanjing
Gaochun Factory: No. 7, Taoyuan South Road, Gaochun Economic and Technological Development Zone, Nanjing
Nanjing Chengyi Industrial Technology Co., Ltd. 苏ICP备2020065522号-2 Technical support: www.300.cn Nanjing