链接地址：

http://www.asphaltinstitute.org/

机构简介：

　　The Asphalt Institute is the international trade association of petroleum asphalt producers, manufacturers and affiliated businesses. Our mission is to promote the use, benefits and quality performance of petroleum asphalt, through engineering, research, marketing and educational activities, and through the resolution of issues affecting the industry.

　　Founded in 1919, the Institute' s members represent 90% of the liquid asphalt produced in North America and an increasing percentage in international markets. We provide five essential core services to our members in the following areas:

　　• Member Connectivity

　　• Environmental Oversight

　　• Represent Industry and Influence Policy

　　• Member Technical Support

　　• Promote Increased Use of Asphalt