1970, Li Hai participated in the Kangping County Literature and Art Propaganda Team, and performed in Peking Opera and Chinese Opera.
1975 "Returning from Graduation" was successfully performed and transferred to Tieling Art Troupe.
1976 Transferred to Tieling Culture and Art Troupe to sing with Li Jing. Participated in dozens of duet performances such as "The Old Couple Entering the City" and "The New Biography of Bajie". He and Jing Li co-starred in Building a House 1978, participated in the performance of Liaoning Quyi and won the performance award. "New Course" participated in the national cultural performance. Children delivered to the door participated in Liaoning Fine Arts Exhibition. "Building a House" won the performance award of Liaoning Fine Arts Exhibition. 198 1 year performed the duet "Climbing Home" and won the second prize in the National Quyi Tune (Northern Film). "Looking at Spring Flowers" won the Outstanding Performance Award of Liaoning Provincial Cultural Exhibition. 1984, starring in the drama "Double Knocking on the Door". He went to Beijing to perform, Chinese record companies produced records, and China plays published stills and commentary articles. He wrote and performed the duet "Yun Chang Qi" 1986, went to Beijing to participate in the National Quyi New Music (Book) Competition, and won three awards for screenwriter, arranger and performance. From 65438 to 0989, he went to Japan to participate in the 3rd International Youth Drama Festival, and won the collective silver award for the performance of "Sprinkling Water before the Horse". The performance sketch "Three Whips" won the second prize of CCTV Spring Festival Gala.
In recent years, Li Hai also participated in the shooting of TV series Liu Laogen, Little Teahouse, Spring Festival in the first month and Return of Maids, and created important roles in the dramas, which left an unforgettable impression on people.