Five Beijing police officers involved in a high-profile case in which a 29-year-old man died after being taken into custody in early May have been placed under investigation, the capital's top procuratorate said on Wednesday.

Beijing People's Procuratorate posted a statement on its Sina Weibo account, saying the prosecuting body in Changping district had filed a case and conducted an investigation into the police officers.

The relaxation of China's family planning policy has led to a drop in the number of children being adopted, a trend that is expected to continue.

The policy used to limit many couples to having a single child, but now allows all couples to have a second.

"The fall in the number of adoptions is the result of economic growth, improvements to the social welfare system and adjustment of the family planning policy," said a director at the Ministry of Civil Affairs' Department of Social Affairs.

China Hukou

The reform of the housing registration, or hukou system, has been under way in most regions in China following the State Council's call to establish a unified household registration system for urban and rural residents in a document issued in 2014.

To date, 29 province-level regions,apart from Beijing and the Tibet autonomous region,have unveiled official plans on the reform of the housing registration system, according to China News Service. The plans have in general phased out the so-called urban and rural hukou and replaced them with more general terms such as residential hukou, family hukou, or collective hukou.

International cooperation key to returning China's economic fugitives from the US, says expert.

They are the men and women who do the leg work, much of it tedious, unglamorous and unheralded, that will eventually bring some of China's most sought-after criminal fugitives to justice.

One of them, Holden Triplett, is an FBI special agent stationed in China whose life and career have taken him on an odyssey from a small town in Kansas to Texas, California, New York and Moscow before landing him in Beijing about 18 months ago.