In Laptop Screen Protector Factory, product quality assurance usually consists of the following steps:

1. Design phase: In the design phase of a laptop screen protector film factory, the factory needs to make detailed design and specifications of the product to ensure that the factory can produce it according to the customer's requirements. In this process, the factory needs to consider factors such as the material, usage, adhesive system, and sales market of the protective film in order to better meet the customer's needs.

2. Material selection: In the process of producing laptop screen protectors, material selection is very important. Factories need to select high quality materials such as PP, PVC, PET, AR, PE, OPP, OCA, etc. to ensure the quality requirements of the protective film, such as proper adhesion, strong ductility, excellent surface cleanliness and abrasion resistance.

3. Production process control: During the production process, the factory needs to carry out strict control of the production process to ensure the quality of the products. For example, factories need to produce in clean rooms with extremely strict regulations for TPEs to ensure the cleanliness of the production environment and the quality of the products.

4. Quality Inspection: After the production is completed, the factory needs to carry out quality inspection on the products to ensure that the products meet customer requirements and relevant standards. For example, the factory can adopt GB/T2792-2014 ‘Test Method for Peeling Strength of Adhesive Tape’ for testing to ensure that the adhesive strength of the protective film meets the requirements.

5. Quality control: During the production process, factories need to carry out quality control to ensure the quality of the products. For example, the factory can calculate and evaluate the process capability to understand the capacity and quality level of the production process, so as to improve the product quality.

6. Customer Feedback: After the products are delivered to the customers, the factory needs to collect the feedback from the customers in time in order to know the satisfaction and opinions of the customers on the products. The factory can improve the product quality through customer feedback to improve customer satisfaction.

Through the above steps, the Laptop Screen Protector Factory can ensure the quality of the products so as to improve customer satisfaction and market competitiveness.