2009年8月17日,总投资约30亿元的海南中部第一条高速公路——海屯(海口至屯昌)高速公路正式开工建设。海屯高速公路建设里程约72公里,设计时速100公里,预计2012年建成通车,届时海口至屯昌将从现在的100分钟缩短至40分钟左右。该项目建成后,将有效改善中部地区的交通联系,形成海南中部地区的交 August 17, 2009, a total investment of about 3 billion yuan in Hainan Province, the first highway - the sea Tuen (Haikou to Tunchang) highway officially started construction. Heitun Expressway mileage of about 72 kilometers, the design speed of 100 km, is expected to be completed and opened to traffic in 2012, when the sea to Tunchang from the current 100 minutes to 40 minutes or so. After completion of the project, it will effectively improve traffic links in the central region and form a cross-border traffic in central Hainan