双方认为，两国间现行协定是双边合作的基础，为双方进行规范化合作提供了适当条件。

Both sides were of the view that bilateral agreements already in force serves as a basis for bilateral cooperation and provides conditions for the standardized cooperation for both countries.

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对本协定的任何修改均要采取书面形式作为先决条件，修改后的条款各方都必须要遵守和实行。

Any and all modifications of this Agreement shall be made in writing and must be executed by all parties as a condition precedent to implementation of such a modification.

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