The Royal Thai Government, in fact, shares the idea that the Public Private Partnership or PPP is increasingly important as an efficient measure to utilize the private sector?s managerial capability and innovation on the government?s projects. Moreover, the PPP can provide high quality services at the least cost to the users, and also bring about the long-term development to the country. And thus makes it a sustainable and economically effective mean to the country?s development. Therefore, cultivating the perception of PPP alongside sustainable development has became one of the most important measures to make the economy a more competitive and dynamic one.