China launched a new test communication satellite on Thursday in a pivotal step to validate technology essential for next-generation orbital connectivity speeds and reliability. The Communication Technology Test Satellite No 25 was sent into orbit on a Long March 5 rocket launched from the Wenchang spaceport in the southern island province of Hainan at 3.30pm on Thursday. “The satellite will be mainly used to verify multi-band, high-rate satellite communication technologies,” state broadcaster...