VIPKid is the most famous an online English education platform in China. Back before the ban, it had 1,000,000 students enrolled and 40,000 teachers. Today, VIP Teacher, a new enterprise by VIPKid ...

For Mi, no classroom was big enough—so she decided to build a global one. Her next act, Beijing-based VIPKid, is an online education startup that’s privately valued at more than $4 billion.