The intelligent travel document authentication device, has been widely implemented on most of nationwide border control stations to verify the authenticity of documents, including Beijing General Station of Exit and Entry Frontier Inspection, Shenzhen General Station of Exit and Entry Frontier Inspection, Shenzhen Shatoujiao Frontier Inspection Station, Zhuhai General Station of Exit and Entry Frontier Inspection, Xiamen Gaoqi Frontier Inspection Station, Xiamen Tongyi Frontier Inspection Station, Nanjing General Station of Exit and Entry Frontier Inspection, Jiangsu Huaian Frontier Inspection Station, Hainan Sanya Fenghuang Frontier Inspection Station and Yunnan Hekou Frontier Inspection Station...