A Chinese man who was left floating in the sea for seven days has miraculously survived by eating raw crabs. The man, surnamed Qin, was rescued by two fishermen from Chengmai county of southern Hainan province in early June following his harrowing experience at sea, the Pengbo News reported. His ordeal began on May 27 when he was walking on the beach at Haikou, the capital city of Hainan, and was swept into the water by big waves, recalled Qin, a 39-year-old tourist from Guangxi Zhuang...