Qingdao Quantong Industrial Co,. Ltd was established in 2002, which is located in Qingdao Lin' Gang Industry & Process Zone, near Qingdao Qianwan Port in the east, near 204 Federal Highways in the west. The sea and land traffic is quite convenient. The Company processes one headquarter, one subsidiary company-G.M.S. International Group and eight specialized processing Workshops. with 500 workers including 160 techn...