演进 Traditional form: 演進 Pinyin (reading): yǎnjìn Definitions: evolution gradual forward progress Characters: 演 - to perform, to act, to put on a play 进 - to advance, to make progress; to come in, to enter Traditional characters: 演 - to perform, to act, to put on a play 進 - to advance, to make progress; to come in, to enter