The formula design, product performance, production technological flow, and key process control parameters of PVC rolled window profile, and the performance of the extrusion equipment were introduced.
Review, recommend and implement improvisations on current workflows, systems and reports of product design, production flow and quality control.
回顾现有的产品设计，生产流程和质量控制中的工作流程，系统及报表引入和实施新的举措。
3
Beijing this year will be to strengthen the supervision of the circulation area of food safety, focusing on a comprehensive field of product quality to enhance the flow of control.