Those Years I Opened A Zoo Details Casts Galleries Posters Season Lists Title Those Years I Opened A Zoo Genres Animation Comedy First Air Date 2020-04-05 Last Air Date 2020-06-21 Episode Runtime 00 Hours 15 Minutes Total Season(s) 1 Total Episode(s) on All Seasons 13 Runtime 15 Production Companies Haoliners Animation Lao Gui... Xion Su Miao (voice)... Sun Lu Lu... Xiao Qing (voice)... Li Shimeng... You Su (voice)... Su Shangqing... Duan Jia Ze (voice)... Yitong Zhao... Bai Zhen Zhen (voice)... Jie Zhang... Lu Ya (voice)... Original Size (2474x1391) Original Size (3840x2160) Original Size (1080x1469) Original Size (960x1280) Season 1 13 Episode(s) 2020-04-05