一界 app for iPhone and iPad 4.4 ( 2144 ratings ) Utilities Developer: he chen Free Current version: 2.19, last update: 8 years ago First release : 11 Sep 2015 App size: 72.88 Mb 一界的资讯，关于资本、并购、股权、债权投资、融资相关的项目和会议活动。