Hong Kong stocks jumped 730.81 points, or 4.13 percent, to open at 18,441.87 on Tuesday, the highest level in more than a fortnight, with banks leading the charge a day after China moved to support the shares of its biggest banks and the broader Shanghai stock market. 
Bank of China advanced 8.9 percent to 4.40 HK dollars (about 0. 57 U.S. dollars) as of 9:40 a.m., while ICBC also climbed 8.9 percent to 4.40 HK dollars.
China Construction Bank was up 7.7 percent to 5.20 HK dollars, and Agricultural Bank of China surged 10.2 percent to 2.92 HK dollars.
Source: Xinhua