Chinese AI stocks advance after Xi Jinping’s incubator visit

Shares of Chinese smart-device manufacturers rose after president Xi Jinping visited an artificial-intelligence innovation center in Shanghai.
YingTong Telecommunication Co.,Ltd., which makes wireless acoustic parts and bluetooth headphones used in AI glasses, jumped by the 10% limit in Shenzhen. Minami Acoustics Ltd. and Shenzhen Rapoo Technology Co., which manufacture consumer electronics parts, each gained more than 6%.

China’s prime-time news program on Wednesday led with a four-minute segment on Xi’s visit to an incubator and accelerator…