Established in 2017, Henan Zhongzheng Doors And Windows Co., Ltd. specializes in the research, design, production, and installation of functional thermal break aluminum doors and windows, including aluminum alloy tilt and turn windows. Based in Nanyang, Henan, China, the company operates a 5,000–10,000-square-meter factory with 51–100 employees and an annual output value of US$2.5 million–US$5 million. With standardized workshops, automated equipment, mature manufacturing techniques, and surface treatment capabilities including powder and fluorocarbon coating, it provides practical solutions for diverse project requirements. The company offers OEM and design services, supporting customized window and door solutions. Its products are exported mainly to South America, Eastern Europe, Western Europe, North America, and Southern Europe, serving international buyers with integrated design, manufacturing, and installation services.