List of countries by incarceration rate
China. The rate of 118 is for sentenced prisoners in 2015 in Ministry of Justice prisons only. World Prison Brief: "1,649,804 [prisoners] at mid-2015 (via Asian and Pacific Conference of Correctional Administrators - sentenced prisoners in Ministry of Justice prisons only, excluding pre-trial detainees and those held in administrative detention). The Deputy Procurator-General of the Supreme People's Procuratorate reported in 2009 that, in addition to the sentenced prisoners, more than 650,000 were held in detention centres In China. If this was still correct in mid-2015 the total prison population in China was at least 2,300,000. ... 118 [rate] based on an estimated national population of 1.4 billion at mid-2015 (from United Nations figures) – sentenced prisoners in Ministry of Justice prisons only. (A total prison population of 2,300,000 would raise the prison population rate to 164 per 100,000.)" See also: Re-education through labor and Laogai.
High-speed rail in China
On one hand, the demand of high-speed rail in China steadily increases over time. In 2012, the average occupancy rate of high-speed rails in China is 57%. This percentage increases to 65%, 69.4% and 72.1% in the year of 2013, 2014 and 2015, respectively. Up to February 2016, high-speed rails covers nearly 200 thousand kilometers. On the other hand, however, public concerns and questions about the high-speed rail development from various perspectives have been raised as well.