Plus China recent donated 12,500 test kits to Japan [2]
Of course, you seems to dismiss anything from China's official account, then you can choose to believe whatever depends on you political stance.
[1] https://m.chinanews.com/wap/detail/zw/kong/2020/02-26/910563...
[2] https://www.youtube.com/watch?v=E18_1mwDTrM