laixi is located in the north part of qingdao, which is the center of blue economic zone in shandong peninsula. it covers an area of 1568 square kilometers with the population of 742000. it includes eight towns, 3 streets and 1 provincial economic development zone. in laixi, shenyang-haikou expressway, longkou-qingdao expressway, national highway 204 and qingdao-rongcheng qing rong inter-city railway stretch from north to south. rongcheng-weifang expressway and lancun-yantai railway stretch from east to west. super highway 209, 307, 309 and so on cross to each other, which are transport hubs of jiaodong peninsula, forming a 40-minute traffic circle centered by laixi. there are respectively 90 km, 110 km, 100 km and 150 km from laixi to qingdao port, former qingdao port, longkou and weihai port. there are respectively 70 km, 80 km and 100 km from laixi to qingdao liuting international airport, jiaodong international airport and yantai penglai international airport.