Shiyan Frejia Technology Co., Ltd.'s business scope includes the production, processing, and sales of automotive parts; Sales of steel, hardware, electrical equipment, and batteries. Research, development, and sales of electronic products; Outdoor advertising design, production, and release; Graphic advertising design and production; Advertising agency; Media operations; Website operation; Craft gift sales; Import and export of goods, import and export of technology, processing of imported materials, and three processing and one compensation services