罗东元从事铁路电气设备维修工作二十多年，刻苦钻研，成为韶钢铁路信号自动控制系统一系列重大工程的设计者和工程实施负责人。他曾独立承担设计的多个工程项目，全部采用他研制的大规模，超大规模逻辑控制电路和相应的一系列创新配套电路。这在全国工矿企业中，是没有先例的 Luo Dongyuan engaged in railway electrical equipment repair work for more than 20 years, study hard, become Shaoguan Railway Signal Automatic Control System a series of major project designers and project implementation leader. He has independently undertaken a number of projects designed, all using his research and development of large-scale, large-scale logic control circuit and the corresponding series of innovative supporting circuits. This is in the country’s industrial and mining enterprises, there is no precedent