To participate in the promotion, you must first follow Chainbase on Binance Square to stay informed about the latest news and updates. The main task is to create an original post on Binance Square about Chainbase, aiming to rank on the leaderboard. Your post must be a minimum of 100 characters, include a mention of @Chainbase Official q, and use the hashtag #chainba se. The content should be relevant and original. The top 300 creators who successfully post will be eligible to share 70% of the total reward pool.