Article at: http://www.politics.co.uk/opinion-formers/press-releases/animal-welfare/ifaw-ivory-seizure-in-asia-shows-need-for-action-against-illegal-trade-$21388458$364355.htm
Note: See photo of the seized ivory on following Chinese page:
http://news.sina.com.cn/c/p/2011-04-17/221822308785.shtml
These tusks look somewhat small which might indicate either forest elephants or young savanna elephants.