Panjin of Liaoning Province has continued to attract investment for the introduction of optical electronic projects in accordance with local conditions. It has also collaborated with major enterprises to create the electronic industrial park and optical electronic industrial base. At present, the electronic industrial park operating for years has achieved an annual revenue of 1 billion yuan. In July this year, the related enterprises formally launched the high-end production line of the first stage of the optical electronic industrial base and started its operation, which is expected to realize the revenue of 2 billion yuan next year.