Happy Little Submarine: 20000 Leagues under the Sea

Happy Little Submarine Magic Box of Time is a 2015 Chinese animated adventure film directed by He Zili.

Under Professor Penguin and Mayor Seal's misguided rules, the undersea society is convinced that "Aliens are harmful". But when Olly stumbles upon a little alien named Wugu, who comes to Earth for a visit and gets lost from his family, it's Olly to the rescue. During their journey, Olly realizes that aliens are not dangerous at all, but in fact, quite friendly. Now Olly and his friends must keep Professor Penguin from executing his evil plans in order to help Wugu find a way home.

Childhood gives life to toys, and so toys safeguard it. The new range of digital entertainment means toys are being left behind. When Laura get obsessed with her new video-game, Minitiger, her favorite toy, goes digital to help her.

Under Professor Penguin and Mayor Seal's misguided rules, the undersea society is convinced that "Aliens are harmful". But when Olly stumbles upon a little alien named Wugu, who comes to Earth for a visit and gets lost from his family, it's Olly to the rescue. During their journey, Olly realizes that aliens are not dangerous at all, but in fact, quite friendly. Now Olly and his friends must keep Professor Penguin from executing his evil plans in order to help Wugu find a way home.