Abstract:Development of green economy is the inevitable choice that the western strait economic zone transforms the mode of economic development, is also an important support for the construction of ecological civilization. Developing green economy brings to the western strait economic zone opportunities, at the same time, also may lead to short-term competitive declines, green industry security threats, green market order confusion, energy security challenges, social instability and other economic security risk. In view of this, the government of western strait economic zone needs to strengthen cooperation and establish a perfect green economic security system, through the establishment of green development strategy planning, strengthening the fiscal and taxation policies to support green industry and green innovation to protect and encourage mechanism, and perfecting the laws and regulations system of green market, improve the professional service system and the social security system and other measures to ensure the safety of green economy, realize sustainable development of western strait economic zone.