Southern Metropolis Daily, December 18, 2011
http://epaper.oeeee.com/A/html/2011-12/18/content_1536317.htm
Related news:
粵語播音須報准 民轟「弱智」 (Guangdongers Blast New Application Requirements for Using Cantonese in Mass Media as "Idiotic")
Apple Daily, December 19, 2011
http://tw.nextmedia.com/applenews/article/art_id/33897761/IssueID/20111219
Related information:
广东省国家通用语言文字规定 (Regulations of Guangdong Province on the Use of the National Language)
Guangdong Provincial People's Government, December 12, 2011
http://zwgk.gd.gov.cn/006939748/201112/t20111216_297089.html