Get ready to learn Chinese, computer touchers. In all seriousness, this is a very interesting development as China starts looking at leveraging brain drain against the West. What’s really interesting is that K visas don’t need a sponsoring company, you can get the visa, move, then get a job.
18-45, STEM degree, unclear about spouse/family.
Check the Chinese embassy of your country (the details should be released around October 1st, which is now).