初始样件制造前的任何变更由技术部、销售部负责与顾客沟通了解收集具体的变更要求评审顾客要求项目组长更新相关资料和项目节工作安排计划等。英文翻译

Before the initial sample manufacturing, any changes are communicated and specific change requirements are collected by the technical department and sales department through customer interaction. The customer requirements are reviewed, and the project team leader updates relevant documentation and project schedule.