开行 Traditional form: 開行 Pinyin (reading): kāixíng Definitions: (of a bus, a train, a boat) to start off Characters: 开 - to open; to start, to initiate, to begin 行 - to go, to walk, to move; professional Traditional characters: 開 - to open; to start, to initiate, to begin 行 - to go, to walk, to move; professional