This is a unique and valuable set of 120 copper coins from the Northern Song Dynasty of China, dating back to the years 960-1127. The coins have been certified as genuine by WDPJ and come in a beautiful hardcover set. The historical significance of these coins makes them a must-have for any serious collector of Asian coins or world history. The coins were manufactured in China during the Empire period (up to 1948), adding to their uniqueness and value.