Contact：

Headquarters address: No. 503-504, Shengil High-tech Building, 136, Gasan Digital 2nd Road, Geumcheon-gu, Seoul, Republic of Korea

Branch office address: 602-606, Minggao Center, No. 123, Yingbin Avenue, Huadu District, Guangzhou, China/301, Building E, Baicai Zhigu Park, No.15, Dongsheng Road, Xinya Street, Huadu District, Guangzhou, China