“哈大洋券”是指1919—1931年间由交通银行、中国银行、东三省银行、黑龙江广信公司、边业银行及吉林永衡官银钱号等在哈尔滨的六家银行所发行的大银元兑换券。因该纸币上均印有“哈尔滨”地名,且主要流通于哈尔滨及中东铁路沿线,故称“哈大洋券”。哈大洋券从1919年开始发行到1937年伪满洲中央银行将其全部收回止,共流通18年时间,是东北货币流通史上影响较大的一种纸币。本文试根据有关史料和实物资料对哈大洋券发行情况进行详细研究和考证。一、“哈大洋券”的发行背景哈大洋券是沙俄羌帖币值跌落,日本金票趁机入侵背景下的产物。“羌帖”是我国东北民间对沙俄帝国纸币卢布的俗称,是相对于当时东北广泛流通的“官帖”和“私帖”而言。羌帖流入我国是从19世纪70年代开始的。沙俄在19世纪中叶,侵占了我国黑龙江以北、乌苏里江以东地区。从19世纪70年代开始,羌帖就越过边界,渗透到我国境内,最早流入黑龙江省瑗珲县。“光绪初年(1875 ”Ha Ocean Coupon “ refers to the 1919-1931 year by the Bank of Communications, Bank of China, Bank of the Northeast, Heilongjiang Guangxin company, Bank of China and Jilin Yongheng Guan silver money issued in six large banks in Harbin Silver dollar exchange voucher. Because of the notes are printed on the ”Harbin “ place names, and the main circulation in Harbin and the Middle East along the railway, so called ”Kazakhstan Ocean Coupon “. Kazakhstan Ocean Coupons issued from 1919 to the Central Bank of Puppet Manchuria in 1937 to withdraw all of its circulation, a total of 18 years of circulation, is a major currency in the history of Northeast a banknote. This article tries to conduct a detailed study and research on the Issuance of Kazakhstan Ocean Coupons based on the relevant historical data and physical data. I. Background of Issuance of ”Ocean Coupons“ The Ocean Coupon is a drop in the value of Russian-Russian posts and the result of the invasion of Japan’s gold tickets. ”Qiang Tie “ is the common name of the civilians in the northeast of China for the Russian ruble paper money, relative to the then widely circulating Northeast official posts and ”private post “. Qiang posts into our country from the 1870s. In the mid-19th century, Russia occupied China’s north of Heilongjiang and the area east of the Ussuri River. Since the 1870s, the Qiangtu crossed the border and infiltrated into the territory of our country, earliest into Qionglai County, Heilongjiang Province. ”Guangxu early years (1875