BEIJING, Jan. 29 (China Space News) -- China is going to send more than 50 spacecraft into space via over 30 launches this year, according to the China Aerospace Science and Technology Corporation (CASC) on Tuesday.

The major missions include the third Long March-5 large carrier rocket to be launched in July, said Yang Baohua, vice president of the CASC, at a press conference, where the Blue Book of China Aerospace Science and Technology Activities was released.

More details about the Chang'e-5 probe were also unveiled at the press conference.

China will also send 10 satellites to join the BeiDou Navigation Satellite System (BDS) through seven separate launches this year, which will help complete the BDS global network by 2020.

According to the Blue Book, a total of 18 BeiDou satellites were launched in 2018, marking the completion of the BDS-3 primary system. The navigation system has started to provide global service.

China will also launch a new Earth observation satellite, Gaofen-7, and witness its first sea-launch by the Long March-11 rocket.