.Design service:Customized production:Quality management:After-sales service:Organize each department's resources, offer highly customized design and innovation, let customers be more competitive.We offer full production lines to meet every customer's need for customized sport sunglasses production. Provide fast and accurate flexible production with high capacity.Laboratory with standard qualified inspection Equipment and the quality management system (include supplier management, materials incoming inspection, production process quality control, reliability testing, shipment inspection) to control product quality and meet customer needs.We offer after sales service for each customer base on their different needs with our profession. We have been highly recognized and supported by customers for a long time!