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Products

Harbin Dongan Building Sheets Co., Ltd. & BH Building Co.,LTD

Products

UPVC door

UPVC door

UPVC door combine modern aesthetics with excellent energy efficiency. Manufacturers install thermal insulation directly within the aluminum frame. This plastic barrier effectively prevents heat from transferring through the metal. A rigid, high-density foam core completely fills the door panel. Homeowners can achieve significant savings on heating and cooling year-round. The durable aluminum construction is resistant to corrosion, deformation, and strong impacts. These doors require virtually no maintenance over their long service life, providing reliable protection without compromising style. This solution is ideally suited for both commercial spaces and residential homes.

Anti-Theft Door

Anti-Theft Door

A premium‑class Anti-Theft door provides maximum safety. The Anti-Theft door features a robust, reinforced internal structure. This door ensures you complete peace of mind. A multi‑point locking system offers reliable protection. You’ll enjoy smooth, quiet operation. The door opens and closes effortlessly. Excellent thermal insulation ensures comfort in your home and significantly reduces external noise levels. We’ve designed the frame for easy installation, making it ideal for standard door openings. This durable door combines security with everyday convenience, making it a smart investment for any property.

Siding door

Siding door

Sliding doors optimize space in busy warehouses and factories. Instead of swinging outward, they slide horizontally along a track, preserving valuable floor space for storage or equipment. Their robust rollers support large, durable steel or fiberglass panels. Automation options allow forklifts to pass through without stopping. These doors provide protection against wind, dust, and noise in harsh environments. Businesses choose them to efficiently seal wide openings. Simple mechanics significantly reduce maintenance requirements. Built to last, these sturdy barriers ensure smooth operations and long‑term reliability.

Thermal break aluminum door

Thermal break aluminum door

Thermal break aluminum doors offer exceptional value for any entrance. Their reinforced PVC frame ensures the structure’s durability. Multi-chamber profiles provide excellent thermal insulation, allowing you to immediately enjoy reduced energy costs. The door operates with remarkable smoothness, with all moving parts working in perfect harmony. We’ve developed a system for seamless installation. Thermal break aluminum doors are suitable for standard openings without major modifications. This door is naturally resistant to weathering and corrosion. Choose it for its reliable performance and modern aesthetics. Its robust construction guarantees years of dependable service.

Swing door

Swing door

Swing doors deliver outstanding performance even under heavy use. Their innovative design provides excellent thermal insulation, helping you save significant amounts of energy. A robust construction ensures years of reliable operation. Precise engineering guarantees smooth, quiet daily performance. We’ve optimized the installation process to enhance efficiency. Swing doors complement a wide range of commercial and institutional spaces, combining enduring functionality with clean aesthetics. Choose this solution for superior quality and exceptional performance. The door maintains flawless operation over prolonged use.

Electric rolling shutter door

Electric rolling shutter door

Electric rolling shutter door deliver unparalleled quality and convenience. Crafted from premium materials, these shutters ensure long-lasting durability and consistently reliable performance. You’ll find that the door opens and closes effortlessly, responding instantly to a simple push of a button. Their excellent thermal insulation provides cozy warmth in winter and refreshing coolness in summer, optimizing your indoor environment. Moreover, the straightforward installation process saves you valuable time and effort, making them a practical addition to your space.

Electric lift door

Electric lift door

Electric lift doors combine reliable security with energy efficiency. Their vertical opening saves valuable space, ensuring smooth and effortless operation every day. Excellent insulation significantly reduces energy costs. We use durable, corrosion‑resistant materials, guaranteeing years of trouble‑free performance. Installation is quick and straightforward. Safety sensors provide automatic reversal to ensure safety. A low‑maintenance design saves you time. Electric lift doors are ideally suited for commercial and industrial entrances, offering high value and dependable service.

Electric fast rolling door

Electric fast rolling door

Electric fast rolling doors open and close at very high speeds. They improve traffic flow in busy industrial areas, reduce energy losses in warehouses, and prevent dust from entering clean rooms. The motor delivers stable, powerful performance, while the control system ensures precise and safe operation. The curtain design provides protection against wind and impacts. These doors are ideally suited for logistics centers and food-processing facilities. Many companies rely on them to boost efficiency and safeguard their products.

Cold storage door

Cold storage door

Cold storage door is a standard solution for providing pedestrian access to refrigerated and frozen storage areas. Like traditional hinged doors, it features thick insulation and durable seals that ensure a tight fit against the frame. This design minimizes air leakage and maximizes energy efficiency. Importantly, the hinged door is equipped with safety handles (internal mechanisms) to prevent pinching. Hinged doors, ideally suited for restaurants and laboratories, are an economical and durable choice for facilities where heavy forklift traffic is not a primary concern.

Cold storage sliding door

Cold storage sliding door

Cold storage sliding doors deliver outstanding performance. They operate reliably in low-temperature environments, effectively maintaining the desired temperature and helping you significantly reduce energy consumption. Their robust construction ensures a long service life, while the sliding mechanism saves valuable space. An electric drive provides effortless operation, and we guarantee quick, hassle-free installation. These doors meet stringent hygiene standards and are equipped with reliable safety features. Choose this door for a wide range of applications in cold storage facilities—it combines exceptional value with dependable performance, and its efficient design will enhance your facility’s overall efficiency.

Cold storage PVC rolling shutter door

Cold storage PVC rolling shutter door

Cold storage PVC rolling shutter doors are ideally suited for use in low-temperature environments. Flexible PVC strips create an effective thermal barrier. This highly efficient door helps maintain a consistent temperature, enabling significant energy cost savings. Its robust construction ensures a long service life, while a reliable mechanism guarantees smooth operation. The design allows for quick opening and closing. For your convenience, we simplify installation. The door is perfectly adaptable to various opening sizes, making it the ideal choice for food-processing facilities, warehouses, and logistics centers.

Electric cold storage sliding door

Electric cold storage sliding door

Electric cold storage sliding doors automate access to cold storage rooms with heavy vehicle traffic. A powerful motor smoothly moves the insulated panel along a guide rail. Motion sensors or pull cords open the door instantly when an object approaches. This rapid response significantly reduces the infiltration of warm air, minimizing energy losses and protecting stored goods from thermal shock. When fully closed, hermetic seals prevent cold air from escaping. Operators favor this efficient design for seamless, hands-free logistics operations.

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Harbin Dongan Building Sheets Co.,Ltd.

Harbin Dongan Building Sheets Co.,Ltd. & BH Building Co.,LTD

Telephone: +86-13946047900

E-mail: dajz@dajzgroup.com

Address: No.21, Hawu Road, Pingfang District, Harbin City

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