定海位于浙江的舟山岛上，三面环山，一面靠海，与镇海城隔水相对，是我国沿海的重镇之一。1841年2月24日，浙江定海镇总兵葛云飞、安徽寿春镇总兵王锡朋、浙江处州总兵郑国鸿统兵三千，驻守定海。三镇总兵齐心协力抗英，积极备战加强防御措施，分兵三路据守。王锡朋率兵守山势 Dinghai is located in Zhoushan Island, Zhejiang Province, surrounded by mountains on three sides, on the one hand by the sea, and sea relative isolation, is one of China’s coastal cities. On February 24, 1841, Ge Yunfei, General Officer of Dinghai Town, Zhejiang Province, Wang Xipeng, Chief Officer of Shouchun Town of Anhui Province, and Zheng Guohong, Chief of the State Department of Zhejiang Province, reorganized troops for 3,000 troops and stationed in Dinghai County. The three towns Zongbing concerted efforts to fight the British, actively preparing for defensive measures to strengthen the three-way guard. Wang Xi-peng rate soldiers keep the mountain