They mostly work on development projects in the interior, such as building roads, canals, industrial parks and airports. Established in 1956, the RSEA was at first responsible for numerous engineering projects in Taiwan.
成立之初，經費、設備、人才都很短缺，但榮民弟兄憑著在軍中培養出來的強建體魄和冒險犯難精神，開闢東西橫貫公路，奠定日後發展的基礎。接著又對外招考了大批學有專長的青年，承接國內重大工程，逐步發展成國內最大的工程單位。