in my opinion it is a very good step taken by some investors in china because such moments will not happen for a second time because it is a very limited moment and invstor china also know the total supply of bitcoin is also very limited so they take advantage of the opportunity there as much as possible.
Yeah well, of course that is your opinion though nobody really knows if he did purchase it for real. Only that person can know that, there's people that purchase coins during the price mini-crash so what about them?