This paper analyzes the actuality of optical fiber communication network in Huiyang Power Supply Bureau,introduces its SDH self-healing ring.

• 文章分析了惠阳供电局光纤通信网建设情况,介绍了该局完善的SDH自愈环网,对其他县级供电局SDH光纤通信网的建设具有一定的参考价值。