XICHANG, March 13 (Xinhua) -- China on Friday sent two new test satellites into space from the Xichang Satellite Launch Center in the southwestern province of Sichuan.

The test satellites, Shiyan-30 03 and 04, were launched at 6:33 a.m. (Beijing Time) aboard a Long March-2D carrier rocket and entered the preset orbit successfully.

The satellites will be mainly used for experimental verification of Earth observation technologies.

The launch marked the 632nd flight mission of the Long March series carrier rockets. ■