Zhejiang Shieldoors Security Technology Co., Ltd. (est. 2016) operates a 45,000 m² facility, bridging the gap between high-efficiency Chinese manufacturing and the rigorous quality demands of the Bulgarian construction sector. With annual exports of USD 42,000,000, we provide robust, energy-efficient, and aesthetically refined fixed window systems designed to withstand local climatic variations from the Black Sea coast to the Balkan Mountains.
Bulgaria’s thermal insulation standards are tightening. Our fixed windows feature advanced thermal breaks and double-glazing, essential for long-term energy cost reduction.
From the renovation of historical Sofia buildings to new coastal resort projects, our custom panel finishes and sleek frame designs offer versatile aesthetics.
Our ecosystem of 1,400 partners ensures we navigate global supply chain challenges effectively, providing reliable lead times for large-scale Bulgarian infrastructure projects.



