Based on the need of product innovation, it is very important to make adjustments based on consumer feedback before it goes on the market to ensure that the product improvement is evidence-based.

Establish a perfect product quality evaluation system, comprehensively evaluate the quality of new products, analyze the occurrence of problems, analyze the causes of product problems, use industry-leading attrition satisfaction models to quantify the impact of product quality issues on customer satisfaction, and give priority paths for problem improvement to provide important basis for product improvement and product renewal.