I started with the Wikipedia article on Chinese Supercomputing [1] but working from there, two more interesting ones are the SW26010 [2] and the Loongson [3]

[1]: https://en.wikipedia.org/wiki/Supercomputing_in_China

[2]: https://en.wikipedia.org/wiki/SW26010

[3]: https://en.wikipedia.org/wiki/Loongson