This article explores a feasible solution to mitigate the risk caused by unilateral measure to protect state essential interest it considers necessary, which is a noticeable investment policy trend with the United States and European Union adopted new rules against foreign direct investment (FDI) from 2018.The World Bank reported that global FDI shrank because investment protectionism under the name of security interests initiated by the traditional states vowing to the liberal order, such as the United States and European. Russia and China are strategic partners in cur bing the United States' hegemony power and pivotal players in reshaping the international economic order. It is possible to push the international investment law towards a more transparent and predictable direction by upgrading their current 2006 Bila teral Investment Treaty. The critical step is writing into an essential exception clause suggested by the UNCTAD and making it clear in their respective domestic foreign investment law that the national security review is subject to the pre-establishment national treatment principle and the non-conforming measure in the ungraded the 2006 Treaty. The suggest is feasible because of the following reasons. First, though the member States, such as Russia and China, to a treaty with an essential security clause have obligations to exercise their right under exception rules in good faith, the WTO Panel report on Russia-Measures Concerning Traffic case in Transit indicated that balancing a national security interest and the state's obligation under international law is challenging. Second, both Russia and China have developed sophisticated policy design concerning the national security review, which provides a solid normative framework underpinning such bilateral arrangement.