There are tons of Chinese designs, and have been for at least 10 years. T-HEAD ones are most notable for how slow and buggy they are. StarFive (formerly SiFiv

There are tons of Chinese designs, and have been for at least 10 years. T-HEAD ones are most notable for how slow and buggy they are. StarFive (formerly SiFive China) and Sophgo (recently sanctioned by the US, using a variety of chip designs) are much more interesting. [Edit: & XiangShan]