[Abstract]: The dispute on trade mark parallel import has been a hot issue in the field of international trade. The number of such disputes is rising recently with China's accession to WTO, therefore to probe into the issue of trade mark parallel import will have a far-reaching influence on China's foreign trade. This article begins with the legal theory of trade mark parallel import, then point out from the point of positive economics that trade mark parallel import in essence is the conflict between free trade and trade protection in the area of intellectual property right .The article relates to the objection of the jurisprudence in the area, and make some suggestion to improve it.