大量成型的信息系统与产品在铁路运输生产各业务领域应用,系统与产品日常更新优化给铁路运输生产带来安全隐患。结合企业实践经验,研究上线系统与售后产品更新、优化机制,从人员机制、书面记录控制、责任追究制及工作流程等方面进行规范,严格控制上线系统与售后产品优化升级流程,保障上线系统与售后产品安全、稳定运行,更好地满足用户需要。 A large number of formed information systems and products are applied in various business fields of railway transportation and production, and the daily updating of systems and products has brought potential safety hazards to railway transportation. Combine the practical experience of enterprises, research the system of on-line and after-sale product update and optimization, standardize personnel mechanism, written record control, accountability system and work flow, strictly control the optimization and upgrade process of on-line system and after-sales product, Aftermarket products safe and stable operation, to better meet user needs.