Currently, the main method of making crystal laser engraving method, double the legal, grinding method, grinding-free method. Laser engraving method because the equipment is expensive, can not produce color photos, suitable for personalized crystal products do, only bigger and mass popularity of crystal; dual legal is the same crystal bonding together two of the production method, grinding method is a single crystal production method plus sheets, free grinding method is to use single crystal made of direct, faster production time. Currently, the most popular free grinding method is a mature technology. 
 Chengdu Long Kai imaging technology developed by Crystal is a crystal plus sheet polishing technology, crystal-free polishing coating technology, video production translucent crystal technology, video production white crystal technology, it has a clear pattern, crystal clear, elegant and beautiful characteristics, by the favor of all walks of life. 
 Long Kai Century Technology Co., Ltd. Chengdu has been committed to personalized digital imaging product development and production industry, and constantly introduce new products for our customers, to provide you with personalized solutions for digital imaging as a whole, to tap the future and create customer value. Long Kai century technology look forward to your cooperation. 
 For more information please contact: http://www.loongcome.com 
 Address: No. 266 Chengdu Chenghua Jingzhu Nan Street 
 Tel: 15982867869 Miss Xu 
 QQ: 1327053041 1459255392