Trail of the Panda (film) The second Disney collaboration with Chinese filmmakers. Lu, an orphan, finds a lost panda cub, Pang Pang, carries his new friend of his back, and begins an exciting trip to return it to its mother. Released in China on May 8, 2009, after an April 27 premiere in Chengdu. Directed by Xhong Yu. Stars Daichi Harashima (Lu). Chinese title is Xiong mao hui jia lu. Filmed at Siguniang Mountain, Balang Mountain, and Wolong Giant Panda Reserve in Sichuan Province. Six different panda cubs were utilized to play Pang Pang; Mao Mao, who played Pang Pang’s mother, perished in the May 12, 2008 Sichuan earthquake which nearly destroyed the Wolong Reserve.