Golden finance reports that, according to monitoring by @ai_9684xtpa, the number of PROVE prepared for Binance Alpha is indeed 5 million tokens, and this portion of tokens has been transferred to the Binance wallet address. Based on the announcement's calculation of '100 PROVE per account', the estimated number of participating addresses is 50,000. If estimated at an off-market price of about 1.2 dollars, the airdrop value per account is approximately 120 dollars.