Ford Motor Company is prepared to sign a partnership with Alibaba Group Holding [s:baba] which may enable the carmaker to sell its cars through Alibaba’s Tmall, according to a Reuters report. The arrangement could also allow Ford to test out "auto vending machines" in China, Reuters said, citing a source familiar with the matter. Ford’s chairman and CEO are expected to sign the arrangement on Thursday. Ford shares are down 0.3% in Wednesday morning trade, while Alibaba’s stock is up 0.6%. The S&P 500 Index is flat.