The Quality Management Department in a lithium ion phosphate battery pack factory is responsible for ensuring that the product quality meets the required standards and specifications throughout the production process.

1. Product quality control: The Quality Management Department establishes and improves the quality control system, develops quality inspection standards and procedures, and organizes various quality testing activities. These activities include material inspection, production process monitoring, and final product quality inspection to ensure compliance with national and industry standards.

2. Problem analysis and improvement: The department conducts analysis and resolution of product quality issues. This includes investigating and analyzing the causes of non-conformity.