Abstract: In early 2018, the US Federal Trade Commission (FTC) brought its first-ever children’s privacy case involving connected toys. The relevant practice of the US on the Children’s Online Privacy Protection has an important reference value to our country. This article has carried on the interpretation to this case, has mainly analyzed the case fact and the law rules involved in it, to obtain the enlightenment to our country through this law enforcement practice. On one hand, at the enterprise level, companies that conduct child-related businesses involving the US should exercise cautious compliance obligations. On the other hand, our government should learn from the experience of countries outside the territory, urgently establishing a unified and specialized personal information protection supervision institution, exploring and improving the data breach notification system and strengthening the protection of children’s online privacy.

Key words: federal trade commission, connected toys, children’s privacy, enforcement practices