“The People’s Bank of China cut its main interest rate by 0.25 percentage points to 4.6% after two days of stock market turmoil. It is the fifth interest rate cut since November and will take effect on Wednesday. The move has boosted European share prices further, with the FTSE 100 in London jumping 3.3% after the China move.”
Source: China market slump: Central bank cuts interest rates – BBC News