Dorce Prefabricated Buildings&Construction Inc., The Ideal Solution Partner for Forced Migration and Displacement with its Prefabricated Modular Steel Building Systems Factors such as climate, wars, political instabilities and natural disasters trigger mass migration. The urgent need to react to sudden needs in a short time has demonstrated the importance of the light steel modular construction system once again. In 2018, the World Bank estimated that more than 143 million people are expected to relocate due to changes in climatic conditions in Latin America, sub-Saharan Africa and Southeast Asia by 2050. The United Nations High Commissioner for Refugees (UNHCR) has more..