在人类即将进入２１世纪的时候，信息在经济和社会发展中所起的作用越来越大，信息已经成为国家的一种重要战略资源。中共中央关于制定国民经济和社会发展“九五”计划和２０００年远景目标的建议中指出，今后１５年，要加快国民经济信息化进程，促进信息产业发展，积极发展信 As human beings are about to enter the 21st century, information plays an increasingly important role in economic and social development and information has become an important strategic resource for the country. The CPC Central Committee’s proposal on formulating the Ninth Five-Year Plan for National Economic and Social Development and the long-term goal for 2000 pointed out that in the next 15 years, it is necessary to speed up the process of national economy informatization, promote the development of the information industry and actively develop the letter