Modern Automatic Warehouse Vertical Lift Steel Door Industrial Outdoor Thermal Insulated Sectional Door Foaming Insert Loading

Founded in 2001, Zonle Doors is one of China’s leading professional door suppliers, with four major production bases covering 900,000 square meters. As one of the first domestic manufacturers to implement fully automated production lines, we employ over 10,000 workers and have a dedicated R&D team of over 50 specialists. Our facilities boast 58 internationally advanced production lines, featuring automatic robotic arms, electronic saws, sliding table saws, engraving machines, automatic cutting machines, side hole machines, sanding machines, edge grinding machines, heat presses, spray booths, UV primer assembly lines, high-speed precision cutting machines, CNC laser cutting machines, and automatic multi-layer hot-press gluing machines, ensuring top-tier quality and efficiency.

In addition, we operate a state-of-the-art quality control laboratory equipped with drying boxes, universal tensile testers, photometers, moisture testers, hinge testers, and lock testers, guaranteeing the durability and reliability of our doors. With an annual production capacity of 8 million doors, we are committed to meeting global demand.

Our extensive product range includes garage doors, French doors, barn doors, sliding doors, folding doors, pivot doors, steel doors, wooden doors, wrought iron doors, fire doors, rolling doors, WPC doors, and aluminum glass doors—all compliant with international standards such as CE, CCCF, ISO9001, and ISO14001.

Beyond offering premium-quality doors at competitive prices, we provide comprehensive after-sales support through our professional overseas sales team. Zonle Doors products are exported to over 80 countries and regions, including Asia, the Middle East, South America, and Europe.

We warmly welcome you to Zonle Doors and look forward to building a long-term, win-win partnership with you!