Google search is not available to consumers, but Google Ads are, and they definitely target any eyeballs they can. Of course most Chinese websites don't use Google for their ads, but when a Chinese user visits a foreign website that does, Google controls what they'll be seeing. And to be allowed to keep doing that, Google censors the ads they show: https://www.zdnet.com/article/google-bans-vpn-ads-in-china/