? ? ? ? On November 5, 2002, the feasibility study report of the project of "Demonstration Project of High-tech Industrialization of Vacuum Coating Coating (Oil) with an annual output of 6,000 tons of SZ-97" was approved by the State Planning Commission, and it was formally included in the National High-tech Industrialization Demonstration Project, and it became the first one to be awarded with the honor since the establishment of the city of Jieyang.