1. Charlotte Building Materials Co., Ltd. was established in 2006 as a Sino-German joint venture, headquartered in Shijiazhuang, and has a branch in Germany officially registered by the Bureau of Commerce. The production base is located in Wuqiang County, Hengshui City Development Zone and Jizhou Development Zone. 2. At present, the company has invested more than 300 million yuan in fixed assets and has more than 800 employees, including 2 academician workstations, 45 mechanical engineers, 12 electrical engineers, and more than 100 manufacturing patents. 3. The company's main products are aluminum-plastic doors and windows and anti-mosquito screen products. The company's products meet European standards. REACH standard, and passed Blue Angel certification, CE certification, BSCI certification, etc. In 2021, the company's total sales will be 550 million yuan, of which exports will account for 80%; most of the world's building materials chains such as The Home Depot, Lowes, OBI, ADEO, ALDI, LIDL, etc. have our series of products for sale. 4. The company currently has 3 factories covering an area of ??more than 350 acres, with 4 advanced aluminum alloy water-cooled extrusion lines; 1 100-meter horizontal spraying line, the longest in Hebei; 1 200-meter oxidation line with the most complete oxidation and coloring; There are more than 30 punching machine tools, an environmental A-class enterprise, and the annual production capacity of aluminum profiles is more than 40,000 tons. Products can be independently completed from appearance design, industrial design, mold opening, and the overall assembly of non-standard assembly lines.