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OKLink is the very first blockchain information website built by a listed blockchain big data company, aiming to provide blockchain information and data services with blockchain and big data technology. OkLink provides institutional customers, developers, and researchers with a powerful API product that covers multi-chain real-time data, on-chain transactions, and address analysis, eliminating the cost of self-built nodes, synchronized blocks, and operational maintenance. Distributed ledgers are a type of database that are spread across multiple sites, countries or institutions. Records are stored one after the other in a continuous ledger. The blockchain explorer can be defined simply as a browser for the blockchain, which could record and display all relevant data available on public blockchain.

Bitcoin.com is a global leader in onboarding people to Bitcoin and the broader cryptocurrency ecosystem. Since 2015, Bitcoin.com has provided millions of users with the tools and knowledge they need to safely buy, sell, trade, earn, and learn about crypto. Bitcoin.com's flagship self-custodial wallet supports multiple blockchains, giving users full control of their digital assets without relying on intermediaries -- and providing access to decentralized finance opportunities. The wallet also integrates a Reward Center where users can earn cryptocurrency by completing educational and task-based quests. Beyond the wallet, Bitcoin.com also offers one of the longest-running Bitcoin and crypto news outlets, merchant services, and a learning center for beginners and experts alike. Specialties: Self-custodial crypto wallets, Bitcoin and multi-chain support, DeFi access, educational content, and rewards-backed user onboarding.