Longen(Tianjin) Technology Co.,Ltd

Address: No. 21, Huaming Street,Huaming High-Tech Industrial Development Zone,Dongli District,Tianjin China

Zip code: 300300

English Line: +86 (0) 22-84823858-603

Fax: +86 (0) 22-84823858-605

Mailbox: info@longentest.com.cn