[1/2] Cainiao's logo, Alibaba's logistics unit, is seen at the warehouse in Wuxi, Jiangsu province, China October 26, 2020. Picture taken October 26, 2020. REUTERS/Aly Song/File Photo SYDNEY/HONG KONG, May 8 (Reuters) – Alibaba's (9988.HK) logistics arm aims to raise up to $2 billion via a listing in Hong Kong likely early next year, sources with knowledge of the matter said, bolstering hopes for a capital markets revival in the Asian financial hub. Cainiao Network Technology's initial public offering (IPO) plan comes after Alibaba flagged in late March it would split its business into six units and that most of…