COSA is an ocean freight forwarder major doing transportation between China and USA with more than 10 years experience. Every year we will help our clients export more than 50, 000 containers from China to USA and Canada, which help us gain good relationship and rates with many famous shipping companise such as COSCO, EVERGREEN, OOCL, CMA. In both China and USA we set our own branch offices and warehouses. COSA China sets branches in Hongkong, Shenzhen, Dongguan, Foshan, Ningbo, Shanghai, Dalian, Qingdao, Tianjing and Beijing. Meanwhile, COSA North America sets branches in Los Angeles, CA, Atlanta, GA and Toronto. We can also help do customs clearence, trucking and warehouse service in USA and Canada. Our strength is not only our service nets in both China and USA, but also the high quality of Software System such as "CARGO TRACKING SYSTEM" which will promise know your goods&＃039; position and state in real time.