Guangzhou Li dun Anti-Counterfeiting Co., Ltd. was established in 1997, and it cost a huge sum of money to introduce the most advanced equipment, also independently developed the Li dun Anti-Counterfeiting technology development system and energy balance anion bracelets. Professional holographic chip technology which infuses greatly energy and accelerates the conductive function, makes excise flexibility and lets a person not tired. It is engaged in professional digital anti-counterfeiting technology promotion, also is a high-paying technology enterprise which made sales and service as a whole.