NICK LION AUDERY ANGEL,The purpose of Zhenghe’s voyage,Different historians have different purposes.,Renowned strength in the exotic to display the Chinese national strength.,to seek out the Jianwen Emperor,In order to develop overseas trade,The scale of Zhneghe’s voyage,Size of the ship,Treasure ships(Chinese:宝船)about 126.73 metres (416 ft) long and 51.84 metres (170 ft) wide) Equine ships (Chinese:馬船), carrying horses and tribute goods and repair material for the fleet (eight-masted, about 103 m (339 ft) long and 42 m (138 ft) wide).[25] Supply ships (Chinese:粮船), containing staple for the crew (seven-masted, about 78 m (257 ft) long and 35 m (115 ft) wide).[25] Troop transports (Chinese:兵船), six-masted, about 67 m (220 ft) long and 25 m (83 ft) wide.[25] Fuchuan warships (Chinese:福船), five-masted, about 50 m (165 ft) long.[25] Patrol boats (Chinese:坐船), eight-oared, about 37 m (120 ft) long.[25] Water tankers (Chinese:水船), with 1 month's supply of fresh water.[25],Modern study of ship dimensions,Treasure ship and List of world's largest wooden ships According to recent research by professor of marine engineering Xin Yuanou, the length of many of the ships has been estimated at 59 m (193.6 ft),[34] but is under heavy dispute by other scholars.,A display at the Ibn Battuta Mall in Dubai compares the size of ships used by Zheng He and by Christopher Columbus.,The voyage of Zhenghe,The influence ofZhengHe's voyage.,The influence in domestic :In NanYang ,Indian Ocean , Zhenghe developed more and more overseas markets .The overseas market trade stimulated domestic industry development.Zhenghe’s voyage also strengthened the contact of mainland and Taiwan.,The influence in overseas : Zhenghe’s voyage promoted the peace relation between Africa and Asia and he also promoted every nation’s unity and friendship. Zhenghe also made a significant contribution between China and Africa ,Asia kingdoms in political ,economic and cultural exchange. In some Southeast Asia countries, due to the influence of Zhenghe, formed some new customs .,Negative influence:Because Zhenghe’s voyage didn’t trade for making a profit for the purpose. And the cost was so big that it influenced the Late Ming Dynasty’s economy.,Thank you.,。