A privately issued banknote from the Republic of China (during its "Mainland period") denominated in "Strings of cash coins".
Tong Yu Xiang (同與祥).
<ul><li><a rel="nofollow" class="external text" href="https://www.ebay.com/itm/125367837848?hash=item1d30816498:g:-fQAAOSwGbxip3KH&amp;amdata=enc%3AAQAHAAAAoOURsWkUgCar%2FCEb%2BiZI7NJ8%2FSdpyhJoWNdpQzG3ANpcwfEqrwoi1ngTnCpeJeuBAsaTzo39Yy767E2aTaPAroCIqNYuQY%2FdGDg9SezO0HoKudKRSlNIBm5C6XYCZw2JDSA1mqNsmMrCpW%2BvZNbWOO1o3PoPxu0OlncfK6UXnTTR4n9cYSAr1ZNJF4UGGxIgLC0fDGCcrmVleTu0Hzh8Tzg%3D%7Ctkp%3ABk9SR8C0i9LpYA">China 1921 2 jiao private bank Paper Money #UNC. - nycurrency888 (793). - 100% positive feedback. - $ 360.00 + $ 18.00 Shipping. - Est. Delivery Tue, Oct 4 - Tue, Oct 18.</a>, <a rel="nofollow" class="external text" href="https://www.ebay.com/itm/">www.eBay.com</a>. (<a rel="nofollow" class="external text" href="https://i.ebayimg.com/images/g/-fQAAOSwGbxip3KH/s-l400.jpg">Source image 1</a> / <a rel="nofollow" class="external text" href="https://i.ebayimg.com/images/g/HP4AAOSwHPVip3KM/s-l400.jpg">Source image 2</a> / <a rel="nofollow" class="external text" href="https://i.ebayimg.com/images/g/-fQAAOSwGbxip3KH/s-l900.jpg">Source image 3</a> / <a rel="nofollow" class="external text" href="https://i.ebayimg.com/images/g/HP4AAOSwHPVip3KM/s-l900.jpg">Source image 4</a>).</li></ul>