A staff member shows 10-yuan commemorative coins at a bank in the district of Dahinggan Mountains, northeast China's Heilongjiang Province, Nov. 26, 2015. The People's Bank of China issued a commemorative bank note and coin on Nov. 26. The items, including a 100-yuan bank note and a 10-yuan coin, mark China's aerospace achievement over the past years. The commemorative note and coin will be circulated in the currency market with the same denomination as their equivalents. (Xinhua/Wang Qisheng)