Mengtian, the second lab module of China's Tiangong space station, has completed its development work and arrived at the Wenchang Spacecraft Launch Site in south China's Hainan Province, said the China Manned Space Engineering Office (CMSEO) Tuesday.

Next, the Mengtian lab module will carry out final integrated assembly and testing at the launch site.

All the facilities and equipment at the launch center are in good condition, and various systems being tested are preparing for the launch mission, the CMSEO said.