葛晓军

Long-distance encryption method and device, management method and device, as well as encryption management method and device

杨杰, 李晓峰, 宋志刚, 2010 .

POS (Point Of Sale) terminal program updating method and system

杨杰, 郭鑫, 李晓峰, 2012 .

Consumption management system and method

张文杰, 郭鑫, 朱锐, 2013 .