(a) Assignments of international receivables and to international assignments of receivables as defined in this chapter, if, at the time of conclusion of the contract of assignment, the assignor is located in a Contracting State; and
(a) 符合本章定义的国际应收款的转让和应收款的国际转让，前提是转让合同订立时转让人所在地在一缔约国内；以及