The global silicon arms race continues, so what does China have in hands concerning CPU architectures?

Accelerator - Matrix 2000 used in Tianhe-2 supercomputer

https://en.wikichip.org/wiki/nudt/matrix-2000

Alpha - early ShenWei designs, maybe gen 1 to 3

https://en.wikipedia.org/wiki/Sunway_(processor)#History

ARM

From Huawei mobile chips, over Phytium desktop CPUs, to HiSilicon server chips there are many IP licensees.

IA64 (Itanium) - FeiTeng 1st gen

https://en.wikipedia.org/wiki/FeiTeng_(processor)#Initial_designs

MIPS64 - Loongson/Godson CPU

https://en.wikipedia.org/wiki/Loongson

POWER(8/9) - Suzhou PowerCore CP1/CP2

https://www.wsj.com/articles/ibm-technology-adopted-in-chinese-chips-servers-1426766402

RISC - Sunway ShenWei SW26010 with own ISA used in Sunway TaihuLight supercomputer

https://en.wikipedia.org/wiki/Sunway_SW26010

RISC-V - Xuantie CPU by Alibaba

https://www.techspot.com/news/81177-china-alibaba-making-16-core-25-ghz-risc.html

SPARC - FeiTeng Galaxy FT-1500 CPU used in Tianhe-2 supercomputer.

https://en.wikipedia.org/wiki/FeiTeng_%28processor%29#Galaxy_FT-1500

x86-64 - THATIC, a joint venture with AMD

https://en.wikipedia.org/wiki/AMD%E2%80%93Chinese_joint_venture

x86-64 - Zhaoxin, a joint venture with VIA

https://en.wikipedia.org/wiki/Zhaoxin