我国目前还没有系统的物流方面法律规定,与物流环节相关的法规散见于其他法律法规中,缺乏针对性和可操作性,很难对物流主体行为进行有效的引导和制约,不利于物流行业的良性发展,不利于保障当事人的权益。现从留置权的含义、法律性质、成立要件等基本内涵入手,针对运输合同、保管合同、仓储合同中债权人留置权的行使时出现的纠纷,如因提单流转性导致的留置第三人货物的纠纷,对留置权不可分性理解纠纷等进行阐述。 At present, there is no systematic law on logistics in our country. The laws and regulations related to the logistics are scattered in other laws and regulations, lacking of pertinence and operability. It is difficult to guide and restrict the main body of logistics effectively, which is not good for the logistics industry. Healthy development is not conducive to protecting the rights and interests of the parties. Starting from the basic connotation of the lien, the nature of the law, the elements of the establishment and so on, the dispute arising from the exercise of the lien of the creditor in the contract of carriage, the contract of storage and the contract of warehousing, as the result of the liquidity of the bill of lading, Disputes, indivisibility of the lien understanding of disputes and so on.