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1. Raw material control: Hardware product quality control should start from raw material procurement, and the quality of raw materials should be strictly inspected and controlled.
2. Production process control: Hardware product quality control should be carried out during the production process, and effective control should be carried out on production processes, production equipment, production environment, etc.
3. Finished product inspection: Hardware product quality control should be carried out during the finished product inspection stage, and the quality of the finished product should be comprehensively inspected and tested.
4. After-sales service: Hardware product quality control should include after-sales service, tracking and maintaining the products sold, and promptly handling customer quality complaints.