LINYI YITONG CHAIN CO.,LTD

Tel:+86-539-8092698

Fax:+86-539-8092098

Mobile:+86-13853956268

E-mail: sales@yitongchain.com henry@yitongchain.com ellen@yitongchain.com amanda@yitongchain.com

Address: Tanghe Town, Hedong District, Linyi City,276034, Shandong,China

website: www.yitongchain.com