Co-founder Cai Haoyu announced this in a speech in front of Shanghai Jiaotong University ( via Games Industry ). Bloomberg asked the company for confirmation of the numbers, but so far has not received it.
The success of the Chinese company is driven by the release of Genshin Impact in September 2020. The mmorpg mainly earns money from loot boxes with new characters. The studio grew 70 percent after its release to around 2,400 employees in Shanghai.
Update 1.3 for the game was released this month, add other new quests. Genshin Impact is available for PlayStation 4, PC, iOS and Android.