JLM's April update looks at Alibaba.com Ltd.'s (1688.HK) performance in terms of its Gold Supplier customer numbers, which continue to grow, increasing by 5.5% since the end of December 2007. The report also surveys Gold Supplier customer satisfaction, usage trends and attitudes towards other Alibaba.com services. In the second-half of the report, we take a look at China TrustPass, Alibaba.com’s keyword bidding business, and examine the types of online ads currently available on Alimama. Also this month, we examine two important new products officially launched by Alibaba Group: WinPort and Taobao Mall.