Fixed telephone：025-56818357

Fax：025-57356699

Domestic sales department：江總：13851631609

Foreign sales department：江總：13851631609

Customer service department：025-56818007

Web site：www.fjoptics.com

Mailbox：Lily.zhao@dr-belt.com

Address：Taoyuan Road, Nanjing City, Gaochun Economic Development Zone No. 35