This is the 7411th most frequent Chinese word.
落户
To register permanent residence.
In this context, '落户' means to officially settle in a city, often referring to formal residency registration.
他终于在这座城市成功落户了。
He successfully settled down in this city.
Here, '落户' signifies setting up or establishing operations in a location.
新公司决定在这片区域落户。
The new company decided to establish itself in this area.
This usage of '落户' pertains to individuals being able to register their residence due to favorable policies.