Complex sentence: In 2008, he ran in the 2008 Hong Kong Legislative election, for a seat in the Kowloon West constituency, on a platform of "Without struggle there is no change"; he introduced a number of innovative actions to Hong Kong politics.
Split into simpler sentences: In 2008, he declared his intention to run in the 2008 Hong Kong Legislative election, for a seat in the Kowloon West constituency. He ran on a platform of "Without struggle there is no change" and introduced a number of innovative actions to Hong Kong politics.