According to official sources, OKX has released its 28th reserve certificate, which shows that the reserve ratios of 22 publicly announced currencies are all over 100%. Among them, BTC, ETH, USDT, and USDC have reserve ratios of 104%, 102%, 102%, and 100% respectively, with a total value of 28125864780 US dollars. It is reported that OKX is the first cryptocurrency exchange in the industry to achieve the two-year anniversary of POR release. During the past two years, OKX has consistently released monthly PoRs, increasing the number of publicly announced currencies from 3 to 22, and continuously upgrading the PoR system through technologies such as Merkle tree, panoramic Merkle tree, and zk STARK, committed to user asset transparency. Search link: https://www.okx.com/cn/proof-of-reserves