solana network gas fee,　　On July 21 , some radical demonstrators in Hong Kong blocked the Hong Kong China United Nations Office, damaged facilities, defaced the national emblem, and sprayed words that insulted the country and the nation. Such acts not only trample on the rule of law in Hong Kong, but also openly challenge the authority of the central government and touch the bottom line of the "one country, two systems" principle. The nature is severe and the impact is severe, and it is absolutely intolerable.