Group houses are characteristic buildings in Singapore. 86% of Singapore's 4 million people live in group houses. Since 2007, Yuanda Intellectual Brilliant elevator has undertaken the renovation project of group house elevators of Singapore housing construction bureau. The products used are inorganic room elevators with environmental protection and energy saving performance and some elevators with machine rooms. A total of 2560 elevator projects have been signed, creating the largest export volume of a single project of Chinese National elevator brand.