What are the three places the red guards attacked

There are many places where the Red Guards attack. So I listed out 3. The Red Guards attacked Shanghai, Peking, and Tientsin

The Red Guards were a group of civilians in China who rallied on attack of the "bourgeoise." In September of 1966, they attacked libraries, and public buildings. In the summer of 1967, they attacked their own Chinese embassies. In August 1967, the main building of the British Embassy was burned down.