Sure Joy Technology Industrial Co., Ltd. ( ab. SJT ) was founded in August 2002 within HK SAR?with a team of expertise to provide a wide range of security & protection facility products and services. 2003~2005, As the business expanding more and more, April 2005, SJT has invested to establish a manufactory to make ODM electronic items. On the one hand, SJT is professional facility vendor on Intelligent Door Lock series (including Intelligent Lock integration solution for 1-card system, Hotel intelligent IC Lock, RF Lock, TM lock etc ) and Hotel Safe Boxes for your multiple choice, either for star-rated hotel as well as motel,buget hotel, cruise lines ,club etc. Moreover, SJT has the CCTV Monitor System for the building, Entrance Control System for community management.Its tellable that all software for each system is designed by SJT ourself.SJT owned the software, so its a perfect total solution provider. We are committed to offer reliable, business-match products and instant services at competitive prices to our customers. Operating in flexible manner, we shall seize all the possible opportunities to meet our customer needs each time, every time.