Improve product quality and reliability: By continuously solving product failure problems, improve the overall quality and reliability of products, enhance the competitiveness of products in the market, reduce the after-sales failure rate and maintenance costs of products, and improve customer satisfaction. Duties and Responsibilities Analyze the causes of failures: Use professional analysis techniques and tools to conduct a comprehensive and in-depth inspection and analysis of failed products, and determine the root causes of product failures, including design defects, material problems, manufacturing process deviations, environmental factors, etc.