FAP, May 12 / PRNewswire-FirstCall-Asianet /-- 01813.HK issued an announcement on the Hong Kong Stock Exchange that the advance sales of the group and its joint ventures and associated companies in April 2023 were 3.231 billion yuan, a decrease of 25.8 percent compared with the same period last year, and the pre-sale floor area was about 144000 square meters, a decrease of 29.8 percent compared with the same period last year.