The first floor of the Centre for conventions and exhibitions in Hong Kong was already full when Lin have arrived at the opening of Art Basel Hong Kong, most important art fair in Asia. In the three years since I started buying art, Mr. Lin, a collector based in Beijing, and his wife, Wanwan Lei, both 28, have created a collection at the speed of lightning, the acquisition of more than 298 works. But to the previous view V.I.P. in the art fair in Hong Kong on Tuesday, neither Mr. Lin and the Sra Lei was in a mood to make quick decisions. In fact, some traders noted that the environment, in general, seemed more moderate than the last year, with a smaller number of collectors in attendance, especially in Europe and North America, and less frenetic first day of purchase - not entirely unexpected, given the recent economic slowdown in China. We just bought a couple of works at TEFAF, so don't we rush to buy anything here, Mr. Lin said, in reference to the European fair of fine arts thi...