改革前电力上市公司的总体概况1.总体状况及分布情况。截止到2002年12月，电力板块的上市公司共有60家。从上市公司地区分布看，经济发达的广东最多，有7家；其次水资源发达的四川、重庆，分别是6家和4家。从装机容量地区分布看，大量装机集中在广东（730.988万千瓦）、北京（4 Before the reform of electric power company overview of the overall situation and distribution. As of December 2002, there are 60 listed companies in the power sector. According to the distribution of listed companies, Guangdong has the most developed economy with 7, followed by Sichuan and Chongqing with developed water resources, with 6 and 4 respectively. According to the regional distribution of installed capacity, a large number of installed capacity are concentrated in Guangdong (7.3988 million kilowatts), Beijing (4