Technology stocks have become the new darlings of China’s retail investors who are betting their savings on chipmakers and artificial intelligence (AI) developers amid belief in the country’s technology ascendancy.“Foam is the best bit of a beer,” Fang Yan’an, a veteran investor in his late 70s, told the SCMP, referring to his tactic of chasing the rally of some technology companies.“Our government has ramped up support for technological development over the past few years, and so have many...