Yin Shiliang's son collects honey on a tree in Mengla County, southwest China's Yunnan Province, April 19, 2009.[Li Yunsheng/Xinhua]
![Yin Shiliang's son collects honey on a tree in Mengla County, southwest China's Yunnan Province, April 19, 2009.[Li Yunsheng/Xinhua]](http://images.china.cn/attachement/jpg/site1007/20090421/000bcdb95f1d0b5770a828.jpg "Yin Shiliang's son collects honey on a tree in Mengla County, southwest China's Yunnan Province, April 19, 2009.[Li Yunsheng/Xinhua]")