According to Chinese Xinhua News, “Green Interstellar Flight" test was launched on June 17 in Shenzhen, four volunteers moved into the area of 370 square meters of enclosed cabin, to carry out a period of 180 days Controlled Ecological Life Support technology experimental verification test.
http://news.xinhuanet.com/tech/2016-06/17/c_1119062100.htm
http://news.xinhuanet.com/tech/2016-06/17/c_1119062100.htm