Products
Reliable products, good reputation, satisfactory after-sales service
Triangular roof truss
The design is flexible and can be customized according to different needs to meet various unique architectural styles. Efficient construction, shorten the construction cycle, so that your project faster landing.
Learn moreT-shaped roof truss
The design is flexible and can be customized according to different needs to meet various unique architectural styles. Efficient construction, shorten the construction cycle, so that your project faster landing.
Learn moreMulti-high-rise frame structure
Our steel structure products are made of high-quality steel and precision processed to ensure that every component is strong and durable. Whether it is a large industrial plant or a modern commercial building, the steel structure can provide stable and reliable support.
Learn moreGrid structure
Our steel structure products are made of high-quality steel and precision processed to ensure that every component is strong and durable. Whether it is a large industrial plant or a modern commercial building, the steel structure can provide stable and reliable support.
Learn morePipe truss
Our steel structure products are made of high-quality steel and precision processed to ensure that every component is strong and durable. Whether it is a large industrial plant or a modern commercial building, the steel structure can provide stable and reliable support.
Learn moreTriangular roof truss
The design is flexible and can be customized according to different needs to meet various unique architectural styles. Efficient construction, shorten the construction cycle, so that your project faster landing.
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PU/PIR (Roof)
New polyurethane core material: The raw materials, polyether (white material) and isocyanate (black material), are mixed in a certain ratio using a high-pressure machine and then evenly poured between the upper and lower layers of the sheet, followed by lamination and foaming to form.
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PU/PIR (Wall)
The flat effect has a smooth and even surface, serving as a decorative effect to replace aluminum panel curtain walls when arranged horizontally. Effective width is 1000mm, with hidden screw connections.
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Polyurethane side-sealed rock wool (roof)
The height of the corrugated sheet is 40mm, the distance between peaks is 333mm, and the effective width is 1000mm. It has high stiffness, good drainage effect, improved resistance to negative wind pressure, tight overlap, and quick construction.
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Polyurethane side-sealed rock wool board (wall)
The flat effect has a smooth and even surface, serving as a decorative effect to replace aluminum panel curtain walls when arranged horizontally. Effective width is 1000mm, with hidden screw connections.
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Pure rock wool board (roof)
This rock wool is not the same as that rock wool: the real rock wool is made from basalt that is melted at a high temperature of over 1200 degrees and then spun into fibers. Its basalt content reaches over 70%. Traditional rock wool is made from slag used in steelmaking, which is then spun into fibers. The technical specifications of the two are vastly different, and the price difference is also significant.
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PU/PIR (Roof)
New polyurethane core material: The raw materials, polyether (white material) and isocyanate (black material), are mixed in a certain ratio using a high-pressure machine and then evenly poured between the upper and lower layers of the sheet, followed by lamination and foaming to form.
Learn moreDongan products
Polyurethane sandwich panel
The metal carving panel is composed of the outer surface of the metal embossing plate and thermal insulation material composite. The outer layer is made of aluminum alloy plate, aluminum-zinc plated steel plate and other metal panels. According to the needs, the surface is coated with special coatings of different colors, which are rolled into patterns of different styles by specific equipment, or coated into various colors after secondary coating to form patterns and colors such as brick patterns, spring coating patterns, water ripples, wood patterns, gravel, fine stones, etc. to meet the appearance requirements of architectural shapes and colors and achieve certain artistic effects. Thermal insulation polyurethane foam (PU, PIR).
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Small cold storage
The small cold storage is designed for efficient cooling and storage of perishable items, suitable for environments with limited space. Ideal for storing fresh produce, dairy products and pharmaceuticals, they provide precise temperature control and reliable performance to ensure product quality and extend shelf life.
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Small cold storage
The small cold storage is designed for efficient cooling and storage of perishable items, suitable for environments with limited space. Ideal for storing fresh produce, dairy products and pharmaceuticals, they provide precise temperature control and reliable performance to ensure product quality and extend shelf life.
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Medium and large cold storage
We will customize the cold storage design and select the appropriate equipment for you according to the size you want, temperature range, type of product to be stored, and any other specific requirements. Our one-stop cold storage solution meets every need, ensuring optimal storage of goods, ensuring a seamless and efficient process from design to installation.
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Cold storage panel
The cold storage panel adopts concave-convex groove structure, which improves the insulation and air tightness at the joints of the panel. It is specially designed for cold storage rooms and warehouses. The panel are uniform and stable, with excellent heat insulation performance, good waterproof performance, light weight, beautiful appearance, durable, simple and quick installation, and completely solves the temperature difference in the cold storage industry. Within a certain modulus, the storage body can freely change in the three directions of length, width and height, and can be expanded or contracted as required, the jigsaw plate can also be disassembled and reassembled in different places, which is very convenient to assemble.
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Cam lock cold storage panel
The design of the cam lock cold storage panel is convenient for classification and ventilation, which helps to improve the space utilization rate and keep the goods fresh and safe. It is an important part of the cold storage management.
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Cold storage equipment
Cold storage equipment is used for storage and preservation of food, medicine and other temperature sensitive items of professional equipment. Its main function is to maintain a low temperature environment through the refrigeration system to extend the shelf life of items.
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D series air cooler (750)
The air cooler is a device that uses the principle of water evaporation to reduce the air temperature. It is efficient, energy-saving and economical, and is especially suitable for dry environments and local cooling needs.
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D series air cooler (750)
The air cooler is a device that uses the principle of water evaporation to reduce the air temperature. It is efficient, energy-saving and economical, and is especially suitable for dry environments and local cooling needs.
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FNV condenser
A condenser is a device that cools a gas or vapor into a liquid. It is widely used in the fields of refrigeration, air conditioning, chemical industry and electric power. The main function of the condenser is to convert the gas into a liquid by cooling the gas to its condensation point, releasing the latent heat. Common condenser types include air-cooled, liquid-cooled, and vapor-cooled. Each type has its specific application scenario and working principle.
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DHF air cooler
The air cooler is a device that uses the principle of water evaporation to reduce the air temperature. It is efficient, energy-saving and economical, and is especially suitable for dry environments and local cooling needs.
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LSLG water chiller
A chiller is a refrigeration device used to provide cooling water. Its main function is to cool the water to the required temperature to meet various cooling needs.
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LSQ water chiller
A chiller is a refrigeration device used to provide cooling water. Its main function is to cool the water to the required temperature to meet various cooling needs.
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Type U470 (360 degree bite type)
Dongan color steel profiled plate is a kind of building plate which is made of color coated steel plate, galvanized steel plate and so on. It is suitable for industrial and civil buildings, warehouses, special buildings, roofs, walls and interior and exterior wall decorations of large-span steel structure houses.
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Type U470 (360 degree bite type)
Dongan color steel profiled plate is a kind of building plate which is made of color coated steel plate, galvanized steel plate and so on. It is suitable for industrial and civil buildings, warehouses, special buildings, roofs, walls and interior and exterior wall decorations of large-span steel structure houses.
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YX66-394-788 type (360 degree bite type)
There are more than 30 varieties, more than 30 production lines, and the annual sales volume has reached more than 3 million square meters, which is in a leading position in the domestic market.
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YX51-380-760 type (360 degree bite type)
Features: high crest, high strength, no screw lock edge bite installation
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YX54-410-820 type (180 degree bite type)
Dongan color steel profiled plate is a kind of building plate which is made of color coated steel plate, galvanized steel plate and so on. It is suitable for industrial and civil buildings, warehouses, special buildings, roofs, walls and interior and exterior wall decorations of large-span steel structure houses.
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YX25-210-840 type
Note: the processing thickness of profiled steel plate is generally 0.4-1.0mm
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Polyurethane sandwich panel
The metal carving panel is composed of the outer surface of the metal embossing plate and thermal insulation material composite. The outer layer is made of aluminum alloy plate, aluminum-zinc plated steel plate and other metal panels. According to the needs, the surface is coated with special coatings of different colors, which are rolled into patterns of different styles by specific equipment, or coated into various colors after secondary coating to form patterns and colors such as brick patterns, spring coating patterns, water ripples, wood patterns, gravel, fine stones, etc. to meet the appearance requirements of architectural shapes and colors and achieve certain artistic effects. Thermal insulation polyurethane foam (PU, PIR).
Learn moreIndustrial sliding-up door
Industrial sliding-up door is a door that rises and falls vertically and slides along a horizontal track. It is made of strong metal material and has the characteristics of space saving, durability and automation options.
Learn moreIndustrial sliding door
Industrial sliding door is a kind of lateral sliding door, which slides through horizontal track, suitable for places with limited space. Made of durable metal and able to withstand heavy use.
Learn moreHalf buried door
Cold storage half buried door is a kind of door designed for cold storage, cold storage and other low temperature environment, mainly used for cold storage entrance. With its superior thermal insulation performance and durability, it has become an important part of the construction and operation of cold storage, which effectively improves the use effect and economy of cold storage.
Learn moreManual sliding door
Cold storage manual sliding door is a kind of high efficiency and energy saving door body design, using translation switch mode, save space and easy to operate. Its high-quality heat insulation materials and sealing design ensure the heat preservation effect of the cold storage. The door body is durable and easy to maintain, suitable for use in various low-temperature environments.
Learn moreElectric sliding door
The electric sliding door is an automatic door body, which realizes smooth switching through the electric system, which is convenient to operate and improves the use efficiency. Its high-quality insulation materials and precise sealing design ensure good insulation, suitable for high-frequency secondary use and space-saving environments.
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HARBIN DONGAN BUILDING SHEETS CO., LTD
Harbin Dongan Building Sheets Co.,Ltd.-intelligent manufacturing enterprise of prefabricated energy-saving building materials, has two major production bases of steel structure manufacturing and new building energy-saving materials. With steel structure engineering professional contracting secondary qualification and through the IS09001 quality system and IS014001 environment system certification. It is a professional service provider of steel structure building system, a manufacturer of energy-saving building panel system, and a service provider of import and export trade.
The company's main products: fabricated steel structure, energy-saving metal curtain wall panel, polyurethane energy-saving cold storage system, metal carved energy-saving panel, color profiled steel plate, mobile housing, etc.
Our Clients
Reliable products, good reputation, satisfactory after-sales service, win the trust of customers.














SERVICES
Technical Services
It can provide users with a complete set of project services from design, manufacturing to installation and commissioning.

Honest enterprises are enterprises with learning ability. Only by helping customers succeed can we succeed.

Quality is the life of an enterprise, and details determine success or failure. The company implements quality management, and the purchase of materials to the details of the production process are strictly checked. The implementation of the full quality management policy, so that the company's employees have a high degree of quality awareness.

With advanced production equipment and experienced team, with the ability to continuously develop and innovate, the company's independent development, research and innovation to provide a strong technical guarantee.
Harbin Tuong building sheets Co., Ltd
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