Tesla said on Monday it would release its smart driving-assistance feature in China after completing regulatory approval, following complaints that a limited-time free trial of its Full Self-Driving service had been temporarily paused.

Driving” FSD package in China for owners with the latest “Hardware 4.0”, or “HW4”, vehicles. The automaker made the system available through a free trial this month to try to encourage people to buy the system through an over-the-air software update.