该公司对通信系统进行了优化，实现了公司与各厂之间的语言、图像、文字、数据等综合传输，成功地将老系统改造成具有世界先进水平的综合业务数字通信专用网。系统采用540路数字微波传输设备，交换机选用MSLIXT系列产品，初期容量2O00线，终期可扩展到7000线，使系统的传输、交 The company optimized the communication system and realized the integrated transmission of language, images, texts and data between the company and the factories and succeeded in transforming the old system into a specialized network of integrated business digital communication with the world’s advanced level. The system uses 540 digital microwave transmission equipment, switches use MSLIXT series of products, the initial capacity of 2O00 lines, the final can be expanded to 7000 lines, the system transmission, pay