Nanjing OTS-Racking Equipment Manufacturing Co.,Ltd. www.ots-racking.com Enterprise mailbox: sales@ots-racking.com Contact: 025-86280550 Factory Address: Guli industry zone , Jiangning district , Nanjing City, Jiangsu Province. China Office: Room 803 , Tongyu Building , Chao tian gong west street , Qinhuai District , Nanjing City, Jiangsu Province. China