[Dragon and Tiger list | Hongbo shares bought a net total of 172 million yuan by the daily limit today.] Financial Associated Press, May 31 (Xinhua)-- Hongbo shares rose by the daily limit again today, with a record of five consecutive boards. According to the data of the Dragon and Tiger list, the three institutions bought a total of 172 million yuan today, while one institution sold a net sale of 18.0869 million yuan.