Industrial design conception factors (aesthetics, social background, cultural background, visual trends, environmental relations, ergonomics, etc.), marketing factors (the core part of product development conception), development of new product conception and investment Production planning and conception factors (market research, market analysis, economic situation analysis, technical analysis, distribution situation and sales channel analysis, economic target formulation, product or product portfolio planning, determination of production methods, product chain or product system determination, ecological impact research, research on technical conditions, etc.); another example is the process relationship: topic (conceptual requirements determination, commissioned plan formulation), brief summary (purpose specification, feature specification), creation (research information, research arrangement), design (sketch, Imagination, communication, early planning), display (model making, early screening, selection, improvement), drawing (decision, sending and testing), follow-up (image control, sales report feedback, document promotion), etc.