Linyi KAILAN Electronics Science & Technology Co., Ltd had built on 1993; is a large high-technology company specialized in the production of intelligent card door lock?luxury handle lock; and refer to hardware manufacturing, integrated the system of software in hotel management by its Research?Production?Sale and Service.
   Since the company is built, we have been taking the principle of ?root in integrity, in pursuit of excellence?, keeping the idea of ?Lead to market, warranty to service, basis in quality, sales for leading?. After making our endless effort and strive, we have developed two brands , namely, ?Double-hill? and ? Yongxing double-hill? in the world successfully. The products are sold to more than 20 countries and regions in the world and set up the branch in USA?Australia, etc. the marketing network has covered all over the world and formed a completely operating system!
?OWN DOUBLE-HILL? MEANS SECURITY?CONVENIENCE?ELEGENT!?