CHANGCHUN CITY SCIENCE INSTITUTE
XiangYun Street 45#, ChangChun, Jilin
Phone: 7926119
Contact: Limin, MA
JILIN TRADE TECHNOLOGY INSTITUTE
WanFu Street 27#, ChangChun, Jilin
Phone: 7673017
Contact: Guangyu, XIAO
KOREA LITERAL TASK LABORATORY
FuAn, JiLin, Jilin
Phone: 5223657
Contact: Kuiying, PU