|"Is this all real? Or has this been happening inside my head?"
The subject of this article is a real-life person, company, product, or creative work that has been mentioned "in-universe" in a canon source. The Harry Potter Wiki is written from the perspective that all information presented in canon is true (e.g., Hogwarts really exists), and, as such, details contained in this article may differ from real world facts.
China is one of the richest and fastest growing powers in the Muggle world.
Jixi may have had a community of note in the wizarding world, as the Daily Prophet reported on its weather in its international section. Also, many different wand-woods are from here, for instance, Redwood trees grow here, as well as in North America.
Famous wizards hailing from China include the alchemist Dzou Yen and Magic Creature Specialist Quong Po. China is also the native range of the Phoenix, the Chinese Fireball, the Yeti, and the Chinese Chomping Cabbage.