Aizang was founded in 2005 and is a 20-year veteran brand in China's collectibles industry. Its Aizang APP is China's leading platform for coin collection trading, with 3 million registered users and cumulative transaction volume reaching 6 billion yuan. Aizang Grading, the company's grading service, leads the Chinese coin grading market, having graded over 50 million coins with a total value of 10 billion yuan. Since its founding, Aizang has completed over 10 billion yuan worth of collectibles services, earning widespread acclaim from the industry and strong user trust, establishing itself as a highly reputable brand. Aizang APP offers a range of services including trading posts, auctions, fixed-price sales, live streaming, group buying, and appraisal & valuation. Since its launch, Aizang APP has broken through time and geographical limitations in the collectibles industry, leading the transformation of China's coin collecting trading model. 【Extensive Product Categories】 Coin categories include: First Series Banknotes, Second Series Banknotes, Third Series Banknotes, Fourth Series Banknotes, general banknotes, commemorative banknotes, connected banknotes, Qing Dynasty silver notes, Republican-era paper money, Republican-era promissory notes, stamps, coins, gold and silver coins, commemorative coins, circulation coins, commemorative medals, ancient coins, copper coins, silver dollars, machine-struck coins, portrait badges, vouchers, and more. 【Contact Us】 Customer Service Hotline: 020-89285692 — Transaction security guaranteed, professional service provided. Search for 'Aizang APP' on WeChat Official Account and Mini Program to enjoy the same bidding experience. Download now — millions of collectibles await your discovery!