Introduction to Pan Dawei's tomb: Pan Dawei, a native of Panyu, Guangdong, joined the Tongmenghui in 1906. After the failure of the March 29th Uprising, he risked his life and launched Guangren Shantang to collect the remains of martyrs and used the house deed as collateral to purchase the red flower hill in the eastern suburbs. , which uses the yellow flowers in autumn to symbolize the unyielding character of the martyrs. Since then, the name Huanghuagang has been used to this day.