After more than 20 years of development, Tianzhengda now has multiple precision fully automatic production lines, advanced experimental equipment, and a complete production process to ensure that its products 100% meet customer needs. Through years of technological research and production process innovation, we have accumulated multiple application technologies for display products. Currently, we have successfully mass-produced new display products such as INCELL, ultra narrow bezel display, and touch integration. Some of the products have reached the technical level of international leading enterprises in terms of performance, and have obtained more than ten practical patent certificates.

The company has long adhered to the quality concept of "quality is life" and focused on creating high-quality products. The company has successively obtained ISO9001 and IATF16949 quality management systems, ISO14001 environmental management system, IECQ QC080000 hazardous substance management system certification, and has obtained strict quality audit certification from many domestic and foreign brand customers, and has built a good reputation for quality.