Based on the case of K n e e l i n g B u s i n A m e r i c a , t h i s p a p e r discusses the characteristics of Americanh u m a n i t a r i a n d e s i g n a n d i t s d e s i g n philosophy. Through the analysis focused on the entrance, stop requested, signal, emergency exit, wheelchair area, etc., the philosophy of American humanitarian d e s i g n i s s u m m a r i z e d a s k i n d n e s s , sincerity and beauty. This design not only brings passengers convenience, respect as well as pleasant experience, but also is worthy of reference for Chinese design.