Both 20岁以后要上好的人生经营课 (z.cn) & 1000分的人生：20歲的你一定要做的50件事 (博客來) is essentially the same book, but as Taiwan Pub wish to market as having 1000 marks (20 x 50) after reading, it deleted 21 chapters from the original.
It is becoming more & more popular for mainland author to sell books to HK or Taiwan, as the quality becoming better, and the licencing fee is even cheaper than finding local author.
There is an opportunity for licencing mainland books & translate into foreign language, for some popular & mainland related titles.