He went on to become administrator of an independent organization specializing in the study and critique of Hong Kong's arts and cultural policies.
[4] An award-winning[3] journalist in the Chinese media, Yiu was assignment editor of Ming Pao Daily's weekend magazine, and later columnist for the Vancouver Sun, also serving on the newspaper's community editorial board.
A community activist, Yiu fought for Chinese Head Tax redress[5] and against the closure of Mount St. Joseph Hospital's emergency room.
He successfully campaigned against the federal government's Bill C-51, which would regulate natural health product and traditional Chinese medicine as pharmaceutical drugs.
Yiu was a prominent organizer in the anti-HST campaign, that successfully fought for the repeal of the Harmonized Sales Tax in British Columbia.