Shenzhen crystal good technology Co., LTD. Is specialized in the production of special security printing, anti-counterfeiting system development, knotty printing. Main security products are: The laser holographic anti-counterfeiting, laser uncover type and scrape off anti-counterfeiting, 800/400 digital call security, network inquires the anti-counterfeiting, SMS inquires the anti-counterfeiting, easy scraps laser anti-counterfeiting, stickers shave off anti-counterfeiting, jie leave word after uv fluorescent security, security, security, water temperature change discolouration anti-counterfeiting, wire anti-counterfeiting, invisible text anti-counterfeiting super line version grain security, watermarking anti-counterfeiting etc. In the changing economic globalization, meanwhile, especially after China�s accession to the wto, our country more and more independent brand products into the world. But, also more and more fake products in China famous brand of infringement. Therefore, after nearly two years of effort, also with the domestic and foreign many well-known anti-counterfeiting industry conducted a long period of technical exchanges, and work closely with cas software, developed the latest generation of digital security prevention software and the latest generation looted products anti-fake technology.