The Quality and Safety Department exercises overall management and control over this domain. Currently, the department brings together more than 20 senior quality experts and is equipped with over 50 sets of advanced inspection and testing equipment, including calibration frames, vibration tables, and high/low temperature testing chambers. Guided by international standards such as API and the QES management system, the department has developed and standardized over 100 rules, regulations, and operational procedures. It continuously holds more than 10 authoritative qualification certificates, including API SPEC Q1, ISO 9001, ISO 45001, ISO 14001, and the Level-3 Safety Standardization Certificate. The management system covers the entire process. Through regular company-wide quality and safety training for all employees, the department reinforces the foundation of product quality, provides standardized guidelines for all company operations, and ensures that every task is performed in compliance with established procedures. From the strict screening of raw materials and supervision of the entire production process to comprehensive inspections prior to product delivery, the department achieves closed-loop quality and safety control at every stage. At the same time, it has established an emergency response mechanism to efficiently handle customer complaints and unexpected incidents. By continuously strengthening the product quality and safety defense line, ensuring the stable operation of the management system, and setting a benchmark for industry quality, the department provides solid protection and value empowerment in support of the company's vision: "to become a first-class manufacturer and technical service provider of underground resource detection instruments in China."