Nantong Hujiang Marine Technology Co., Ltd since 1979, is the pioneer of the door lock manufacture. Hujiang has exported his first locks to the foreign country since 1997. Hujiang has developed marine lock since 1998. The same term, Hujiang marine door locks passed the fireproof test and attained the CCS type approval certificate. Hujiang is the most important member of national marine door lock standard. 

　　Hujiang started to develop electrical lock since 2009 and person on board(POB) system from 2012, both systems provide important guarantee for maritime security. 

　　Hujiang share more than 65% parts of the domestic marine lock market, it extends sale international network covers more than 100 countries over the world. Hujiang has been one of the biggest manufactures of marine locking solutions.

　　At present, Hujiang has 4 subsidiary factories, 1 domestic trading company and 1 oversea trading company, has over 300 employees. It manufactures and sells marine locks, electrical locks, access control systems and POB systems; filter plant and outfitting; hydraulic fittings and CNC machine center.

　　Since 1979, Hujiang has stabilized the excellent product quality, customized services and good after-sales service in the recognition of many customers around the world. Now it is the specialist of the security and POB system of sea, Hujiang is making great effort to be the leading provider of marine locking solutions.