Recently, in the expert appraisal organized by the Department of Transport of Jiangsu Province, the research achievements of “A Study on Key Technology for Prefabricated Concrete Box Culvert (Passage) Construction and its Application" —— a transportation science and technology project of Jiangsu Province jointly undertaken by JSTI Group, the Jiangsu Provincial Transportation Engineering Construction Bureau, the Hai'an - Qidong Expressway Construction Headquarter and Nanjing Tech University —— were considered to reach world advanced level and have been successfully applied for the first time in Jiangsu Province.