有清一代,东南环海,万里汪洋,舟船往来其间,此为东南沿海民生利益之所在。中国东南沿海的泉州、厦门、广州等地,自古以来便是主要的海上贸易港口,而且商贸繁盛,造船业与航海技术发达,其中的广州更有“金山珠海,天子南库”之称。由于海上贸易量增加,以劫掠商船为生的海盗也随之滋长。中国广东和越南沿海海盗活动增长的原因,除了航线贸易外,地理环境也是不可忽略的事实:从粤东韩江流域向粤西延伸,经珠江三角洲出海口的洋面、雷州半岛与琼州府间的琼州海峡,最后到东京湾及整个越南沿海,这条海岸线上水道纵横交错,可以藏身的岛屿星罗棋布,良港众多,因此成为中、越水师“下洋缉捕”与海盗“逋逃渊薮”的水上世界。本文拟从中国广东到越南的海洋地理环境、两国之间的人文因素以及中越的经济贸易问题,来了解在此海域活动的海盗背景。 A generation, the southeast sea, miles Wang Yang, during the boat between, this is the livelihood of the people living in the southeast coast. China’s southeastern coast of Quanzhou, Xiamen, Guangzhou and other places, since ancient times, is the main maritime port of trade, and the prosperity of commerce, shipbuilding and navigation technology developed, including Guangzhou, “Jinshan Zhuhai, emperor Nanchu ” said . Due to the increase in the volume of trade on the sea, pirates who take the plunder of merchant ships also grow. The reasons for the increase in piracy activities along the coasts of Guangdong and Vietnam in the PRC are not only the trade routes but also the geographical environment that can not be ignored: the extension from the eastern Han River valley to the western Guangdong, the ocean to the mouth of the Pearl River Delta, the inter-Leizhou Peninsula and Qiongzhou Prefecture Qiongzhou Strait, and finally to Tokyo Bay and the entire Vietnamese coast, this coastline drafts criss-cross, you can hid the island dotted, many ports of good, and therefore become a navy, “Underworld” and pirates "The water world. This article intends to learn about the background of the pirates operating in this maritime area from the geographical environment of the sea in Guangdong, China, the human factors in the two countries and the trade and economic issues between China and Vietnam.