At Jiangsu RZ Door Co., Ltd. and Yongkang Jiahua Electronic and Mechanical Co., Ltd., we bring over 22 years of unparalleled manufacturing expertise to the global building materials market. Our deep specialization in high-performance doors and window systems—including premium UPVC options—has established us as a trusted partner for residential, commercial, and industrial developers worldwide.
Our commitment to excellence is backed by a sprawling 15,000 square meter facility. We integrate cutting-edge automated production lines with rigorous quality control protocols. Holding ISO9001 certification, we ensure every product—whether it’s a high-end luxury cast aluminum entry or an energy-efficient UPVC casement—meets the highest international standards for safety, thermal efficiency, and aesthetic design.
Years Experience
Countries Served
Manufacturing Base
Certified Quality
In the modern construction era, the demand for UPVC windows and building envelopes has surged globally. As urbanization accelerates and energy costs fluctuate, architects and builders are prioritizing solutions that offer superior thermal insulation, acoustic performance, and low maintenance costs. UPVC (Unplasticized Polyvinyl Chloride) has become the material of choice for sustainable "passive houses" and green building projects.
Sourcing from China has evolved from a simple cost-saving measure to a strategic procurement advantage. By partnering with our factory, clients gain access to:
With an export footprint spanning Asia, the Middle East, Europe, Africa, and the Americas, we understand the distinct regulatory and climatic demands of different regions. We offer turnkey services—from technical design consultation to logistics and export documentation—ensuring your project remains on schedule and within budget.
Our solutions are designed to perform across diverse environmental conditions. From the scorching, UV-heavy climates of the Middle East to the high-humidity coastal zones of Southeast Asia, our UPVC profiles and sealing hardware are engineered for climate resistance.
Commercial & Industrial Utility: We specialize in high-traffic entry systems, soundproof acoustic doors, and large-span window configurations that meet fire-rated and security compliance standards for high-rise buildings.
Residential Lifestyle: Our residential lines focus on thermal comfort, ease of use, and security. We provide complete home envelope solutions, blending aesthetics with performance to increase property value.
We believe in building long-term relationships. Our vision is not merely to be a supplier, but a manufacturing partner dedicated to bringing architectural visions to life through precision, sincerity, and high-efficiency production.
RZ door
