One activist associated with a law firm that specialized in human rights cases got a suspended jail sentence, and a prominent lawyer from the company was released on bail.
Chinese news agency Xinhua has asked people not to spread, listen to, or create rumors.
Peter Dahlin has been accused of fabricating and distorting information about China. His appearance comes a day after Hong Kong confirmed a second missing bookseller is now on the mainland.
A restaurant in the Jiangsu Province of China has been criticised after charging its customers one yuan ($0.15 or 10p) each to cover the cost of purifying the building’s air.
That's the result of an "investigation," according to state media Xinhua.
Four days after the massive chemical explosion, the Chinese government has moved to control the flow of information about the disaster.
Last week Australia finalised a free trade agreement with Japan and Tony Abbott praised the skill and honour of Japanese soldiers in World War Two. China, Australia's largest trading partner who has bad blood with Japan, was less than impressed.