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   Relying on the high-end Equipment Industry Innovation Research Institute of Shandong University of Science and Technology, Qingdao Lichuang Intelligent Technology Co., Ltd. is committed to building a platform for integration, innovation and development of "production, university and research", realizing the closed loop of industrial chain, talent chain and technology chain through the capital chain within the scope of national policy, and efficient collaborative development, providing market players with a "technology-product-commodity" market-oriented and legal innovation environment. Determined to transform "scientific research achievements" into "core products" innovative development mode, cultivate senior intelligent talents for the country and society, and promote the development of scientific and technological intelligence!

   Our main products: hydraulics, test benches, mining machines and parts.

   Our sales sister company: Qingdao LCHY Trading Co., Ltd.

Innovation driven

Hydraulics and parts, test benches, mining machines 

parts and other products.

Welcome to our company website! We are a  manufacturer of hydraulics and parts, test benches and mining machines parts in Qingdao Free Trade Pilot Zone. Our brand is AINN, and our sales team: Qingdao LCHY Trading Co., Ltd.

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Hydraulics assembly


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Hydraulics parts


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Test benches


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Mining machines parts


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other products


Ready to embark on a journey towards excellence? Let's connect!

Innovative Hydraulics Solutions

Industry-leading development technology and team.

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Empowering industries with expertly crafted hydraulics and mining machines. Your trusted partner for top-quality solutions.

Innovative hydraulic solutions for mining and machinery by AINN brand.

Empowering industries with cutting-edge hydraulics & mining solutions. Expertise from Shandong Science & Technology University. AINN & AMCA brands for top performance.

Tech-Driven Hydraulics

Hydraulic Solutions



The project of the high-end Equipment Industry Innovation Research Institute of Shandong University of Science and Technology is led by Professor Zeng Qingliang, expert of The State Council government special allowance, national candidate of the "hundred million" talent project, expert of Taishan Scholars Climbing Plan, and head of the excellent scientific research and innovation team of colleges and universities in Shandong Province.

Innovative Hydraulic Solutions for Mining and Machinery




Professional manufacturer of hydraulic and mining machines in Qingdao Free Zone, offering innovative solutions supported by Shandong Science and Technology University. AINN brand products include pumps, valves, motors, and gearboxes, and also serve as an agent for AMCA brand hydraulics by XCMG.


Leading manufacturer of hydraulics and mining machines parts with top technical team.

1.The company passed ISO9001 quality management system certification

2.A variety of specifications of hydraulic pump, motor 3C certification

3.The company passed the China environmental label product certification.

 Relying on the high-end equipment industry Research Institute of Shandong University of Science and Technology, we have developed pumps, motors, valves and their system test benches from hardware to software, and can develop and manufacture test benches with specific requirements according to user needs.

WHAT ARE WE DOING

Hydraulic Solutions & Mining Excellence: AINN - Powering Your Industry Growth with Shandong Science and Technology University Support

Empowering industries with AINN hydraulics and mining solutions. Your trusted partner for top-quality products and expert support.
Innovating Hydraulics & Mining Solutions with AINN & AMCA brands. Powered by Shandong Science & Technology University.
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Leading manufacturer of hydraulics and mining machines, supported by Shandong Science and Technology University.
Welcome to our company website! We are a leading manufacturer of hydraulics and mining machines based in Qingdao Free Zone. With technical support from Shandong Science and Technology University, we specialize in innovative solutions for hydraulic systems and components. Proudly offering AINN brand hydraulic pumps, valves, motors, and gearboxes, along with representing AMCA brand hydraulics by XCMG. Partner with us for top-quality products and expert project support.

Hydraulic Solutions Expert

Innovative Hydraulic Solutions for Mining and Machinery

+8615092093296

+8619015398934


lchy-trading@qdainn.com

Room301, Plant 1#, No.553, Shanwanghe Road, China(Shandong)

Free Trade Pilot Zone, Qingdao, Shanddong China.

Company News
We supply mining machines and parts produced by our partner factories
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We can do OEM of test bench for customers
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Digital hydraulic cylinder
Digital hydraulic cylinderDigital hydraulic series products, not only advanced performance, simple structure, easy manufacturing, simplified control, high precision and response speed. The digital hydraulic cylinder by repeated positioning accuracy reached a high level of 0.0
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Inclined plate, inclined shaft plunger motor
Inclined plate, inclined shaft plunger motorProduct strain:Hydrauliccontrol, electric variable swash plate, inclined shaft plunger motor;Quantitative swash plate, inclined shaft plunger motor. Field of use:6-ton,8-ton, 20-ton, 30-ton, 40-ton, 65-125 ton(mining machine) excavator and other comp
创建于06.20
Closed and open plunger pump
Closed and open plunger pumpProduct strain:Hydrauliccontrol, electric variable swash plate, inclined shaft plunger motor; Quantitative swash plate, inclined shaft plunger pump Field of use:6-ton,8-ton, 20-ton, 30-ton, 40-ton, 65-125 ton(mining machine) excavator and other comp
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Our core products and technologies
Our core products and technologiesHydraulic pump, hydraulic motor, endless transmission and test platform for construction machinery, mining machinery and agricultural machinery. Domestic and foreign coal mine, coal face, driving face high-end equipment machine and accessories select
创建于06.20
Industry-leading testing technology
Industry-leading testing technology Hardware: 1. Test bench and test device fortype test, reliability test and factory inspection of hydraulic products. 2. Coordinatemeasuring instrument, profile meter, roughness meter, flatness meter and othermeasuring instruments. 3. Materialtensile
创建于06.20
Industry-leading CNC machining technology
Industry-leading CNC machining technology Ultra-high speed machining technology:The cutting tool of superhard material is used to improve the cutting rate,machining accuracy and machining quality by greatly improving the cutting speed and feed speed. Hard working technology:Superhard tool
创建于06.20
Our Research and Technology Team
Our Research and Technology TeamResearch and technology team Taishan Scholars 2 Doctor degree scholars 9 Senior engineers 5 Engineers 10 Our intelligent property Patent of invention 15 Applied novel patent 20 Design patent 4
创建于06.20
About High-end Euipment Industry Innovation Institue of Shandong Science and Technology University
About High-end Euipment Industry Innovation Institue of Shandong Science and Technology University    The project of the high-end EquipmentIndustry Innovation Research Institute of Shandong University of Science andTechnology is led by Professor Zeng Qingliang, expert of The State Council governmentspecial allowance, national candidate of the "hu
创建于06.20