(Reuters) -Chinese regulators are concluding probes into ride-hailing giant Didi Global Inc and two other firms and are preparing to allow their apps back on domestic app stores as early as this week, the Wall Street Journal reported https://www.wsj.com/articles/china-to-conclude-didi-cybersecurity-probe-lift-ban-on-new-users-11654501320?mod=latest_headlines on Monday. The report, citing unnamed people familiar with the issues, is the latest signal to investors that official promises to ease pressure on China’s internet sector may be gaining traction. Didi’s U.S. shares jumped 37% to $2.53 in morning trading as short sellers bailed out while Hong Kong’s Hang Seng tech index surged and closed 4.6% higher. Didi did not...