TAIYUAN, July 20 (Xinhua) -- China successfully launched three satellites for scientific experiments into space at 7:37 a.m. Saturday, the Taiyuan Satellite Launch Center said.

The Chuangxin-3, Shiyan-7 and Shijian-15 satellites were boosted by a Long March-4C carrier rocket, according to the center in north China's Shanxi Province.

The three satellites will be used mainly for conducting scientific experiments on space maintenance technologies.

This marks the 179th launch boosted by a Long March rocket, according to the center.