二、 资料交流 甲乙双方根据本协议分工，资料交流都以书面文件方式交流。

Second, the exchange of information <br>both parties under this Agreement division of labor, exchange of information exchanges are writing papers. <br>Third, the preliminary work plan time <br>both parties agreed, the preliminary work of the project in cooperation recently completed by 31 December 2019, subject to extension, through mutual consultation, to be determined completion dates.

Information exchange<br> Both parties in accordance with this agreement division of labor, information exchange in the form of written documents.<br>Third, the work plan time in advance<br> A and B both sides agreed that the preliminary work of this project cooperation will be completed by December 31, 2019, if there is an extension, the two sides to negotiate, a separate date for completion.

2、 Information exchange<br>According to the division of labor in this agreement, both parties shall communicate in written form.<br>3、 Planned time of preliminary work<br>Party A and Party B agree that the preliminary work of the project cooperation shall be completed before December 31, 2019. In case of any extension, both parties shall negotiate and determine the completion date separately.<br>