Left side is support and right side is oppose.The majority of Causeway Bay pedestrian opposed to the scheme that allows Mainland Chinese to self-drive tour in Hong Kong.
Netizen even paralleled the tanks of Tiananmen massacre with Mainland Chinese cars. The white license plate of the car is “HK9413”, which are homophones of Hong Kong “九死一生” (nine die one live) literally and means Hong Kong is in a very great trouble.
Dictionary of Politically Incorrect Hong Kong Cantonese 
Good for the opposition! Shame that public opinion doesn’t play a role in Hong Kong like it is SUPPOSE TO… Damn the HKSAR Government, and DAMN BEIJING!