社會民主連線
On 8 May 2011, Hong Kong police arrested two League of Social Democrats protesters for using chalk to write "Free Ai Weiwei" slogans on the street, when more than 100 protesters took part in "All Hong Kong support graffiti" activities and were encouraged to create graffiti on the street with chalk. The chairman of League of Social Democrats, Andrew To commented that the Hong Kong government is over sensitive and nervous about the graffiti that it behaves like birds that are frighten of sling shots (). The two protesters were being released the next day on bail.