白玉兰在线 app for iPhone and iPad 4.4 ( 3984 ratings ) Education Developer: hai liu Free Current version: 1.1, last update: 6 years ago First release : 14 Nov 2017 App size: 9.07 Mb 开启智能学习时代，随时随地进行企业内训，提供课程，考试等功能