统计局官员：工资水平差距仍然存在 部分比较突出 (Statistics Bureau: Wage Gap Still Exists)
China Online, May 29, 2012
http://news.163.com/12/0529/18/82ML920R00014JB6.html
广东省委书记汪洋支持 深圳推动工会直选 (Guangdong Party Secretary Voices Support for Direct Elections in Shenzhen Workplace Unions)
Radio Free Asia, May 28, 2012
http://www.rfa.org/mandarin/Xinwen/Shenzhengonghuizhixuan-05282012051217.html