Text size Chinese technology stocks surged Thursday, as investor sentiment was buoyed by signs that relations between the U.S. and China would improve. The sector has been under pressure for much of the year, amid a wider regulatory crackdown on businesses by Beijing and scrutiny in particular on U.S.-listed Chinese tech companies. Tech giant Alibaba (ticker: BABA) rose 7.3% in Hong Kong, with the U.S.-listed shares up 5.9%. Didi (DIDI), the embattled ride-hailing group that has been a lightning rod for scrutiny on U.S.-listed Chinese tech, rose 3% in New York. Tech group Tencent (0700.H.K.) climbed 5.6% in Hong Kong,...