State Secrets

律师申请公开全国土壤污染数据信息 环保部以国家秘密为由不予公开(Ministry of Environmental Protection: Soil Pollution Data are State Secrets)
Legal Daily, February 25, 2013
http://epaper.legaldaily.com.cn/fzrb/content/20130225/Articel06001GN.htm

Related:
Soil Pollution Is a State Secret in China
BusinessWeek, February 25, 2013
http://www.businessweek.com/articles/2013-02-25/soil-pollution-is-a-state-secret-in-china