WENCHANG, Hainan -- China launched a Long March 12 carrier rocket on Monday, sending a group of internet satellites into space.

The rocket lifted off at 6:21 pm from the Hainan commercial spacecraft launch site in the southern island province of Hainan. It successfully placed the payloads, the seventh group of low-orbit internet satellites, into preset orbit.

The launch marked the 587th mission of the Long March series carrier rockets, according to the launch site.

It was also the second flight of the Long March 12 rocket.