Don‘t waste time on arguing with a person from a nation built on belife but not on fact.
There is seldom of nations with its nationality who widely study dialectics and materialism, which make me find it is hard to take with them if they do not work as a scientist.
meteror is less maneuveralbe because it use ramjet engine, which can not absorb enough air in high G mobility. The is why US, Russian and China only use ramjet engine in missiles for low mobility targets such as bomber
What is strange is，there is not any report in China, very much unlike CPEC. I believe 280 + 120 Billion is an upper-limit but not a real number. How much of the real number depends on billateral negotiation.