L is peach kernel and He Wenyu alone?

No. L Tao Zi and He Wenyu are just cooperative, not alone. L (Tao Zi), a singer signed by Beijing Yinyou Culture Co., Ltd., is from Hunan. He Wenyu, alias Hippo, a singer from Beijing, is a post-95 singer. He is good at music creation, arrangement, guitar playing and guitar playing. His representative works are Guanshan, I miss you more in rainy days and Very Fine.