Sniffer dog "Chuge" takes part in a training under guidance of trainer Pan Jitian at Jiangqiao Police Dog Training Base of Ruili Frontier Brigade in Ruili City of Dehong Dai and Jingpo Autonomous Prefecture, southwest China's Yunnan Province, June 22, 2016. Jiangqiao Police Dog Training Base, which is responsible for sniffer dog training and frontier inspection, has more than 20 sniffer dogs in service currently. Since the base was established in 2003, dogs here have helped crack over 820 drug cases. (Photo/Xinhua)
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