Enjoy the pleasure of listening to books with ease
2021.01.17, 腾讯
2019.08.07, 三千资本, 基石资本
2018.06.25, 时代出版, 孚惠成长, 前海天和
2015.12.14, 阅文集团
2012.01.01, CA创投
2011.08.01, 青松基金
Note: collected from public online reports, for reference only.