Shandong Lejia Heat Exchange Equipment Co., Ltd., a subsidiary of Shandong Huacheng Group, is a manufacturer of heat exchange equipment based in Zibo, China. Established in 1990 as the first plate heat exchanger manufacturer in Shandong Province, the company specializes in a comprehensive range of products including Plate Heat Exchangers, Heat Exchange Plates, Tubular Heat Exchangers, Heat Exchanger Units, Heat Exchanger Gaskets, and Tube & Shell Heat Exchangers. They offer OEM services and are equipped with 20,000, 10,000, and 8,000-ton hydraulic presses. The company operates with 11-50 employees and has an annual output value ranging from US$5 Million to US$10 Million. Their products are known for high heat exchange efficiency, compact structure, and long service life. Shandong Lejia Heat Exchange Equipment Co., Ltd. holds ISO 9001 and ISO 14001 certifications, ensuring adherence to international quality and environmental management standards. The company is expanding with a 60,000 m2 new workshop, which will be equipped with automatic welding, punch, and pressing capabilities.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Product customizationOffers full customization for design and features.
Low MOQOffers low minimum order quantity options.
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Certifications
ISO 9001
1
International Organization for Standardization 9001
ISO 14001
1
International Organization for Standardization 14001
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North AmericaNorth America
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Shandong Qinglei Environmental Science and Technology Co., Ltd
🇨🇳 China
2012201-300 peopleManufacturer/Trading Company/Service Company
OEM manufacturer
ODM manufacturer
Product customization
High-tech enterprise
Shipments
6
Key customer
INDOFOOD
Key market
North America
Description
Shandong Qinglei Environmental Science and Technology Co., Ltd., established in 2012 and headquartered in Jinan, China, is a high-tech manufacturer and service provider specializing in heat exchange and energy-efficient system solutions. A publicly listed company on the New Third Board (Stock Code: 873193), it operates a 40,000-square-meter facility equipped with hundreds of production units, including CNC machining centers and advanced welding systems. The company employs between 200 and 300 professionals, including a dedicated R&D team of engineers and technicians focused on thermal design and energy-saving innovations.
Qinglei specializes in a comprehensive range of heat transfer equipment, including spiral wound tube, plate, shell and tube, silicon carbide, and sanitary double tubesheet heat exchangers. Their product portfolio extends to non-standard pressure vessels, stainless steel storage tanks (50L to 50,000L), chemical reactors, and precise temperature control units (TCU). Beyond individual components, the company provides automated complete sets of equipment for evaporation, distillation, crystallization, and VOC purification. Notably, they also manufacture specialized food processing machinery, such as vacuum frying machines.
With certifications including ASME, CE, ISO 9001, and ISO 14001, as well as D1/D2 pressure vessel design and manufacturing qualifications, the company maintains rigorous quality standards. Qinglei offers extensive OEM and ODM services, serving over 3,000 customers across the pharmaceutical, chemical, food and beverage, oil and gas, and power industries. Their global trade network spans North America, Europe, and Southeast Asia, supported by 26 patents and a reputation for solving complex fluid flow and corrosion challenges.
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Shandong Jinjia Cooling & Heating Equipment Co., Ltd. is a professional trading and manufacturing enterprise based in Linyi, China. Established in 2018, the company specializes in a comprehensive range of HVAC equipment, refrigeration accessories, and maintenance tools. Its extensive product portfolio includes insulated copper tubes, air conditioner connecting pipes, copper coil tubes, and various refrigeration spare parts such as shaded pole fan motors and rubber damping bases.
The company provides essential tools for air conditioning maintenance, including digital manifold gauges, electronic leak detectors, copper pipe expanders, and MAPP propane gas welding torches. Additionally, Shandong Jinjia offers ventilation solutions such as flexible aluminum ducts and air conditioner wall mounting brackets. With a workforce of 51 to 100 employees, the firm operates across multiple industrial sectors, including manufacturing and processing machinery, tools, and hardware.
Beyond its core cooling and heating components, the company engages in the research and development of metal products and the manufacturing of general equipment, fans, and household appliances. Shandong Jinjia is active in international trade, providing import and export services for a wide variety of industrial and household goods, including nonferrous metal alloys and electrical equipment.
C12200 Copper Refrigerant Line Set Electric Manual Home Commercial Use 15m/25m Length 5/32"-7/8" 0.28mm-2.00mm Thickness Durable$7.78
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