Study of the trade route and system in the North Asia and the North East Asia between the 18th century and the 19th century

在本研究中，我们对中蒙商路、阿穆尔-萨哈林商路、北方满-内蒙古商路、四川-维吾尔商路进行了实地考察。由此，我们得到了以下认识：（1）每一条路线的贸易在很大程度上是在土著和自然环境中规定的。(2)以贸易制度为核心的地方社会结构一直延续到世纪上半叶。

In this study, we performed the field work of the following routes ； trade road between China and Mongolia，trade road from Amur to Sakhalin，trade road between northern Manchurian and Inner Mongolia，trade road in Sichuan and Uygur . As a result, we got the following knowledge; (1)The trade of each route was greatly prescribed in an aborigine and natural environments.(2) The local social structure that assumed a trade system the core was succeeded to until the first half of the year in the 20th century.