Best sea international marine group co.,ltd(bsim). Best sea international marine group co.,ltd(bsim) was formally established in 2010, under control of “joy sky mineral trading co.,ltd” For self trading business chartering.meantime,specialized in domestic and international shipping operations,focus on chartering, ship operation, ship management, bulk cargo and container agency business, etc. Bsim’s ships sailing in the main ports of china, japan, korea, southeast asia, west asia and africa, more than 40 countries and regions, cooperative network throughout dalian,qingdao, shanghai, hong kong, japan, vietnam, singapore and other international port cities.