服务指南提供免费信息服务作为市场信息服务的一部分，由新开业的上海通信电器交易市场和上海邮电科技情报中心站联合编辑出版的《上海通信电器市场》（半月刊）已问世。该刊立足上海，面向全国，以及时传播信息，加速通信事业发展，增进通信电器市场供需双方了解为宗旨，... Service Guide Providing Free Information Service As part of the market information service, the “Shanghai Telecom Market” (semi-monthly) has been published jointly by the newly opened Shanghai Telecom Market and the Shanghai Post and Telecommunication Technology Information Center. The magazine based in Shanghai, facing the country, in a timely manner to disseminate information to speed up the development of communications, communications and electronics markets to promote mutual understanding of both supply and demand for the purpose of ...