Replace "technical documents (including guidelines, case studies and training packages) on policies and practices related to life-cycle management of production processes, products and services" with "technical documents (including guidelines, case studies and training packages) on practices related to life-cycle management of production processes, products and services".
把"关于政策和做法的技术文件（包括准则、个案研究和培训包），涉及生产过程、产品及服务的生命周期管理；"改为"同生产过程、产品和服务生命周期管理有关的做法的技术文件（包括准则、个案研究和培训包）"。