A child watches the 73rd Salmon Festival Parade in Richmond, Canada, July 1, 2018. Thousands of people participated in the 73rd Salmon Festival Parade in Richmond on Sunday to celebrate the Canada Day. (Xinhua/Liang Sen)

A float takes part in the 73rd Salmon Festival Parade in Richmond, Canada, July 1, 2018. Thousands of people participated in the 73rd Salmon Festival Parade in Richmond on Sunday to celebrate the Canada Day. (Xinhua/Liang Sen)

Performers interact with the crowds during the 73rd Salmon Festival Parade in Richmond, Canada, July 1, 2018. Thousands of people participated in the 73rd Salmon Festival Parade in Richmond on Sunday to celebrate the Canada Day. (Xinhua/Liang Sen)

Royal Canadian Mounted Police march during the 73rd Salmon Festival Parade in Richmond, Canada, July 1, 2018. Thousands of people participated in the 73rd Salmon Festival Parade in Richmond on Sunday to celebrate the Canada Day. (Xinhua/Liang Sen)