On Feb. 21, Chinese gaming giant Tencent Holdings shares fell 5.2%, the most since September last year. Its stock price has fallen 40% from the peak in January last year. Other tech companies in China also saw their shares drop, with the sector, in general, seeing the worst two-day decline since July on Feb. 21. Ant’s parent company, Alibaba Group, saw its stock drop 3.9%. The Hang Seng Technology Index, which monitors the largest Chinese technology companies, fell 5.9% during two sessions, the most remarkable drop since July 2011. According to Bloomberg, the slide began on Feb. 18, when Meituan’s...