Telephone:13944164286
Mailbox:libra@ccbtoptics.com
Address:Room 504, Building 7, Jinxiang Olin County, 886 Shuangfeng Road, Luyuan District, Changchun City
Record number:吉ICP備09006530號-1 All rights reserved by Changchun Bette Optoelectronics Co., LTD