It signifies that chinese made games about chinese/buddhist mythology will be incredibly popular in China.
People go nuts for soulsclones regardless but given that this is probably the very first chinese mythology soulslike with professional production values no one should be at all surprised that it sells in China and abroad. Also the fact that it’s cheaper than china than any other region on earth is certainly a factor in it’s sales.
As of right now, of it’s overall 354,187 steam reviews, only 14,757 are in english.
Keep in mind that the US and Western Europe combined have about a third of China’s population.