Shandong Qinglei Environmental Science and Technology Co., Ltd

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Qingdao Qingli Environment Protection Equipments Co., Ltd.

🇨🇳 China

1958

201-300 people

Manufacturer/Trading Company

Established brand

OEM manufacturer

Patented technology

Industry association member

Key customer

太钢

Key market

Europe

Description

Qingdao Qingli Environment Protection Equipments Co., Ltd. is a leading Chinese manufacturer and trading company specializing in high-tech rock wool and stone wool production lines and related environmental protection equipment. Established in 1958 as a state-owned enterprise and now a joint-stock company, Qingli has grown to employ over 200 people and operates a factory in Qingdao, China, with an additional plant in Bulgaria. The company is recognized as a National High-tech Enterprise and holds a significant market share in China for mineral wool production lines, actively expanding its global presence. They offer comprehensive OEM services and have a strong R&D focus, supported by an academician workstation and a postdoctoral workstation. Their product portfolio includes complete stonewool and rockwool production lines, encompassing raw material handling, melting furnaces (cupola and electric), fiberizers, forming machines, curing ovens, cutting and packaging machines, heat exchangers, and exhaust treatment systems. Qingli's solutions are designed to enhance production capacity, reduce costs, ensure stable operation, and provide clean environmental treatment, with a focus on innovative waste slag utilization. Key offerings also include various casting equipment and de-dusting systems. The company is certified with AAA-level provincial standardization management and other national recognitions for its technological innovation and industry leadership.

Charging & Proportioning System

Cupola

Pouring Equipments

De-Dusting Systems

Qingdao Rely Environmental Technology Co., Ltd

🇨🇳 China

2015

11-50 people

Manufacturer/Trading Company/Service Company

Patented technology

OEM manufacturer

ODM manufacturer

Low MOQ

Key customer

KURITA WATER INDUSTRIES

Key market

Asia

Review

Description

Qingdao Rely Environmental Technology Co., Ltd. is a comprehensive environmental enterprise established in 2015, operating as a manufacturer, trading company, and service provider based in Qingdao, China. With 11 to 50 employees and a 3600 square meter plant area, the company specializes in product research, process design, system integration, equipment manufacturing, project construction, and technical services for water treatment and organic waste solutions. They offer extensive technical support, including preliminary consultation, process design, equipment supply, installation, debugging, and employee training. The company holds ISO 9001 and ISO 14001 certifications and provides ODM, OEM, and contract manufacturing services. Qingdao Rely Environmental Technology has rich technical and engineering experience, having installed and operated over 100 biogas projects and completed numerous landfill leachate treatment projects globally. Their product portfolio includes biogas plants, biogas digesters, anaerobic fermentation tanks, biogas purification systems, biogas storage tanks, biogas generators, screw stacker sludge dehydrators, reverse osmosis membranes, ultrafiltration systems, water purifiers, filters, conveyors, dosing devices, and ion exchangers. They maintain strong technical capabilities through deep cooperation with the Chinese Academy of Science and other universities, holding over 15 biogas engineering patents. Their solutions are applied across various sectors, including drinking water treatment, industrial water treatment, domestic sewage water treatment, industrial sewage treatment, air pollution control, and organic waste treatment.