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LANGRI
A professional manufacturer and supplier of air conditioning in China

The company mainly provides fan coil units,AHU,heat pump units,, water (ground) source heat pump units,air source,fresh air ventilation units and other air conditioning and heating equipment.

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LANGRI
Refrigeration Equipment

The company independently develops a variety of fan coil unit shell molds and supports customers to customize shell molds. Meet the needs of OEM and ODM

View More +
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BUSINESS SCOPE

The company mainly provides fan coil units,AHU,heat pump units,, water (ground) source heat pump units,air source,fresh air ventilation units and other air conditioning and heating equipment.

Fan Coil Unit

Fan Coil Units (FCU) are HVAC terminal devices that use chilled or heated water circulated through coils. A fan blows air across these coils to deliver cooling or heating to a space.
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Air Curtain

Air curtain unit uses a high-speed motor to drive a cross-flow or centrifugal impeller, It effectively blocks outdoor cooking fumes, odors, and dust from entering indoor spaces.
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Fresh Air Ventilator

Fresh air ventilators exchange indoor/outdoor air, actively discharging stale indoor air while introducing filtered outdoor air
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Air Handling Unit

Air Handling Unit (AHU), as the core equipment of central air conditioning systems, utilizes fan-driven airflow to circulate, filter, and condition
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Air Cooled Chiller & Heat Pump

Air source heat pump is an energy-efficient device that transfers heat from the outdoor air to provide heating, cooling, and hot water for residential, commercial, or industrial buildings.
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Accessories

Accessories for fan coil units, including wind turbines, motors, valves, connecting pipes, air intake grilles, and more
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MAIN PRODUCTS

The fan coil units produced by LangRi are of various styles to meet the needs of various places. The basic products have sufficient raw material reserves and long-term inventory, and can be shipped within 48 hours.

20 +

Industry Experience

20000

Workshop Area

30 million

Registered Capital

200000

Average Monthly Output

01

Who We Are?

Hebei Langri - A professional manufacturer and supplier of air conditioning and heating equipment in China

02

What We Can Do?

The company mainly provides fan coil units,AHU,heat pump units,, water (ground) source heat pump units,air source,fresh air ventilation units and other air conditioning and heating equipment.

Company Profile

ABOUT LANGRI

REFRIGERATION EQUIPMENT


Hebei Langri Refrigeration Equipment Co., Ltd. is a manufacturer integrating design, manufacturing, production and sales. The company mainly provides  fan coil units,AHU,heat pump units,, water (ground) source heat pump units,air source,fresh air ventilation units and other air conditioning and heating equipment. It has always focused on the development of the heat pump industry and constantly absorbed advanced technologies and representative cases of various projects. Today, heat pump units have an irreplaceable market share and market needs in the country, and have achieved considerable results in urban heating, refrigeration, chemical heat exchange, waste heat recovery, air treatment and purification. LangRi is committed to making products more beautiful and practical, and prices more fair and reasonable. Always adhere to the business policy of "integrity-based, reliable quality, and reputation first". Through cost-effective products, fast production and delivery systems, and excellent pre-sales and after-sales services, it has won wide recognition from customers. 

 

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OUR MANUFACTURING PLANTS

Wentai takes providing high-efficiency, energy-saving, clean and safe heating, heat storage and heating products as its mission, and is dedicated to recommending high-quality products to millions of users.

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Customized Solutions To Meet Your Needs

Product positioning in the world, with reliable quality, high-quality reputation, by the majority of domestic and foreign dealers of all ages.

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Brand Trust —

Brand certification,Win-win cooperation

The fan coil units produced by LangRi are of various styles to meet the needs of various places.  The basic products have sufficient raw material reserves and long-term inventory, and can be shipped within 48 hours.  The company independently develops a variety of fan coil unit shell molds and supports customers to customize shell molds.  Meet the needs of OEM and ODM

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OEM&ODM

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Order Confirmation

在您确认下单后,生产将很快开始。

Arrival Of Products

我们会对零件质量检测、提供质量报告和运单信息。

When is the delivery time?

Inventory orders within 7-15 days, for oem and odm orders, the specific time depends on the actual situation.

Can you accept small quantities?

Yes, accept small quantity, fast delivery

Do you have pre-shipment inspection procedures?

Yes, we always test the products before delivery.

Can I take samples for testing?

Yes, samples can be sent for testing before bulk ordering.

When is the delivery time?

Inventory orders within 7-15 days, for oem and odm orders, the specific time depends on the actual situation.

What are the terms of payment?

Wire transfer or letter of credit, Western Union, Alipay, etc.

What is the minimum order quantity?

It depends on the product.

Can I have my own custom product?

Yes. oem and odm can be provided, including design, logo, packaging, etc.

Why choose us

Support OEM manufacturing services, can provide customers with customized solutions.

Qualification Strength

The company holds multiple authoritative international certifications including ISO, CRAA, CE, TUV, and FDA, which demonstrates that it has reached international standards in terms of product quality, management systems, safety regulations, and industry access.

Core Capabilities

The company integrates design, manufacturing, production and sales, especially excelling in the field of fan coil units: it possesses various independently developed shell molds and supports customer customization of molds, capable of flexibly meeting OEM/ODM demands.

Operational Efficiency

We have a sufficient reserve of basic raw materials and a long-term inventory of fan coil units. We promise to ship within 48 hours, demonstrating our efficient production organization capabilities and strong supply chain management, which enables us to respond quickly to customer order demands.

Market Reputation

We have always adhered to the business policy of "honesty as the foundation, reliable quality, and reputation first", providing high cost-performance products and excellent pre-sale and after-sale services, which has won wide recognition from customers.

News & Blogs

With good reputation, perfect service and sufficient resources, the company has established a good reputation in the same industry.

2025-07-01

Key points for installation and maintenance of high static pressure fan coil units


Duct connection: Stainless steel flexible fittings with a length of ≤ 1.5 meters are used to avoid wind resistance and vibration transmission. Drainage slope: The slope of the water tray towards the drainage pipe should be ≥ 5 ° to prevent water accumulation.
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2025-07-01

Core advantages and applicable scenarios of high static pressure fan coil units


The high static pressure design can overcome the resistance of air ducts, bends, valves, etc., and transport cold/hot air to a distance of more than 30 meters, suitable for large spaces such as shopping malls, exhibition halls, and airport waiting halls.
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2025-07-01

Market trends and development directions of fan coil units


Intelligent control: integrating temperature and humidity sensors and IoT technology to achieve remote monitoring and automatic adjustment. Efficient heat transfer technology: using microchannel heat exchangers and nano coated fins to improve heat transfer efficiency and reduce wind resistance.
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2025-07-01

Composition and key components of fan coil unit system


Adopting copper tube and aluminum fin structure to increase heat exchange area and improve heat exchange efficiency.
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