China’s Yellow River has frozen up to 677 kilometers in Inner Mongolia so far. The freezing is more typical of mid-to-late January. Preventive work has been organised for possible ice damage.
http://news.xinhuanet.com/english2010/photo/2010-12/29/c_13669452.htm
Dec. 29, 2010 Frozen Yellow River at Sanshenggong Water Project. (Xinhua/Li Yunping)
Recent strong cold air made Yellow River freeze up quickly in Shandong as the flow decreased in lower Yellow River.
December 29th 2010. Floating ice on Yellow River in Jinan, capital of east China's Shandong Province. (Xinhua/Guo Xulei)
The k2p blog 