Article 19 the import license is in quadruplicate .

第十九条《进口许可证》一式四联。

Article 27 this agreement is in quadruplicate . Party a and party b have two copies each .

第二十七条本协议一式四份，甲、乙双方各执两份。

This contract shall be written in english and chinese languages in quadruplicate , both texts being equally authentic , and the parties hereto shall hold two copies of each text .

本合同应用英文和中文两种文字写成一式两份，合同双方执英文和中文各一式两份，两种文字具有同等效力。