这些产品不必需要新药上市申请。
优酷公司的最大对手,土豆公司上月已在美国提交了上市申请。
Youku’s biggest rival, Tudou, filed plans last month to go public in the United States.
当当的上市申请登记表并没有提供它的营运细节,但是在其中有一些线索。
Operations. The registration statement of Dangdang does not provide details on how it will operate, but there are some clues.
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