Baidu (small speaker) undoubtedly uses its own Baidu search engine;

Small chain technology and Baidu cooperation (small chain AI speaker) are the same as above, no doubt;

If Xiaomi (Little Love Speaker) and Baidu have no holidays, Baidu is definitely the first choice, followed by 360 or sogou;

Cheetah (Bao Xiao AI speaker) and Xiaomi's Lei Jun have a special relationship, so the same as above;

Ali (Tmall Elf) definitely chooses Baidu, which is closely related;

JD.COM (Ding Dong speaker) cooperates with Iflytek. Needless to say, the relationship between JD.COM and Baidu is the first choice.

Other speakers basically use Baidu search engine. After all, Baidu has a wide influence and scope in China, and people are used to looking for "things" on Baidu. So there are almost common AI smart speakers and search engines on the market. Use Baidu.