济南上佳实业有限公司 is a leading manufacturer and developer specializing in the production of plastic door and window equipment, aluminum alloy door and window processing equipment, and curtain wall door and window processing equipment in China. With several technical patents and a team of experienced engineers and technical experts, the company has the ability to develop and innovate products. Since its establishment in 1999, the company has been committed to being an honest enterprise and creating high-quality equipment.

With over a decade of industry experience and an excellent reputation, 上佳 (Shangjia) is at the forefront of manufacturers in the industry. The company has independent import and export rights and its products have been exported to over 40 countries and regions, including Southeast Asia, the Middle East, and South America. 上佳 (Shangjia) is now a well-known brand worldwide.

Customer satisfaction is their ultimate goal and they strive to meet customers' needs. 上佳 (Shangjia) will support your business with all their efforts. The company pioneered the development of steel-plastic extrusion and aluminum-plastic extrusion door and window processing equipment, which has been highly praised by national construction authorities and the industry, making a significant contribution to promoting energy-saving and environmentally friendly doors and windows in China