Established in 2017, Henan Zhongzheng Doors And Windows Co., Ltd. is a professional manufacturer specializing in the research, design, production, and installation of functional thermal break aluminum doors and windows, such as our 120 Series Thermal Break Integrated King Kong Mesh Inner and Outer Casement Window. Based in Henan, China, we operate from a 5,000-10,000 square meter facility with 51 to 100 employees, generating an annual output value of US$2.5 Million to US$5 Million. We proudly offer OEM and design services to meet diverse global needs. Our major export markets span South America (30.00%), Eastern Europe (25.00%), and Western Europe (20.00%). By combining robust R&D with standardized manufacturing, we provide high-performance, customizable solutions to international B2B clients.