The supply-demand problems of the sand and gravel resources in Taiwan area could be illustrated with two sides. On the demand side, due to the economic development of Taiwan the demand of sand and gravel resouces have maintained growth. On the supply side, the sand and gravel from fluvial and stream channels have been excavated excessively and unlawfully in the past years. In the long-term, Taiwan will face the shortage crisis of the sand and gravel resources supply. Under such circumstances, to import the sand and gravel resources have become a way to solve this problem. The purpose of this article is to analysis the feasibility of importing the sand and gravel resources from Mainland area.