Tentative September 2022 14. Official website shows that the Royal Dragon is playing in the sky, and the Royal Dragon is tentatively scheduled to hold a very grand 10th anniversary celebration on September 14, 2022. By then, all kinds of benefits will emerge in an endless stream, and all kinds of best equipment will be collected free of charge. It is best to go to the official website of Yulong Zai Tian to check the first-hand authoritative information.