长江7号爱地球国语 Dad works on a construction site to support his family. In order to raise his son properly, he saves up to enroll Little Di in a prestigious school. Dad accidentally finds an alien life form named No. 7 among the garbage. No. 7 can transform into different tools, receive and release energy, helping its master Little Di solve various problems in life and creating many funny stories. Meanwhile, the father of Little Di's classmate Dan Tarte unintentionally discovers No. 7's extraordinary energy. To fulfill his own ambition, he tries to buy No. 7 for a high price, but unexpectedly, Little Di and his father are not swayed by money. In a hurry, he kidnaps No. 7 to his own research institute and exploits No. 7's energy... Starring: Shi Renmao, Xu Jiao, Dong Jie