CHANG CHUN JIU TIAN OPTOELECTRIC CO.,LTD.

ADDRESS: No.4655 Fanrong Road,

                  High-Technology Industry Development Area, 

                  130012, ChangChun, China

Tel：0086-431-85660988；

Fax：0086-431-85652918;

Email : info@jtoptecs.com

Http://www.jtoptecs.com