Grandfull insists “ Advanced Technology, Sincere Service, Quality Priority, Keep Improving ” concep of quality. From market forecast, market research, product design, manufacturing, application, after-sales service and other whole process to carry out the overall quality management. Grandfull have engeering technology research and development center of Guangdong province and enterprise technology center, the company’s internal set up research and development of wire and cable testing center, polymer research and development center, perfect testing equipment research and development and the center regulations, fully committed to bulid perfect new product development and quality testing.