BEIJING, Oct. 1 -- "My People, My Country," a domestic film to celebrate the 70th founding anniversary of the People's Republic of China (PRC), led the Chinese mainland box office on Monday, figures from the China Movie Data Information Network showed Tuesday.

"My People, My Country" grossed about 284 million yuan (40.15 million U.S. dollars) on its first day of screening on Monday, one day before China marks its National Day, which falls on Tuesday, according to the network.

Featuring seven short stories and seven directors led by Chen Kaige, the film draws on important historical moments since the founding of the PRC in 1949, aiming to awaken the shared memories of Chinese people around the world.

"The Captain," a cinematic portrayal of a miraculous emergency landing of the Sichuan Airlines flight 3U8633 in May 2018, ranked second, with a daily box office revenue of nearly 205 million yuan.

It was followed closely by "The Climbers," which raked in nearly 166 million yuan.