Where is smoke, there is a fire. The Chinese will not give or loan anything for free, unless that target country has " Energy "....and Grain...
40 Billions for Brazil off shore oil fields, Tens of more for the African countries that can provide oil, Argentina has shale gas
and the Chinos are salivating to get ahold of all of them! By year 2050 they would consume all mineral and oil, grain from this earth.
Actually, to sustain their growth of 1.4 billion and to feed their mouthes will need another earth size planet to supply them...