Its? Whose? NASA's or China's?

Context:
Arvidson helps manage an archive that collects and distributes information from NASA’s planetary missions—past, present, and future. He has spent the past 5 years training space scientists at Shandong University in southeastern China to use the Planetary Data System (PDS). As China’s space program
expands, Arvidson hopes its scientists will overcome their historical reluctance to share data and use PDS to archive their results or
to create a compatible system that the rest of the world can access. He’s eager to see if his efforts will bear fruit in China’s fi rst planetary mission, Yinghuo 1, an orbiter to be launched