Shanghai tries to limit COVID jump in May, so Chinese stocks are surging

China's stock market climbed on Friday after Shanghai announced it aimed to achieve zero COVID in regions outside of its carefully regulated quarantine zones this month, bolstered by the government's repeated promises to boost the economy. At the close of the morning session, the CSI300 index was up 0.4 percent to 3,974.48, while the Shanghai Composite Index was up 0.6 percent to 3,072.12. The Hang Seng index increased by 2% to 19,767.36. The Hong Kong China Enterprises Index increased by 2.3 percent to 6,748.20 points. ** The CSI300 index is up 1.7 percent this week, on course for its highest…