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Customer-driven solutions engineered for extreme operating challenges.

About Ruiniu

RUINIU STOCK COMPANY LIMITED
About Us   90+ invention patents     350+ employees     1,100+ distributors     150+ sales region   Headquartered in Wuxi, Jiangsu Province, Ruiniu was established in 2006. Its subsidiaries include Maanshan Ruisheng Trade and Industry Co., Ltd., Anhui Zhongliang Intelligent Transmission Co., Ltd., and Wuxi Zhonghui Transmission Technology Co., Ltd. With 80+ production lines for transmission belts, Ruiniu’s products range from 550mm to 16,000mm. The products are widely used in various fields, including agricultural harvesting machinery, petroleum equipment, automotive, and industrial machinery. Equipped with advanced production and testing facilities, along with a quality tracking and service system, Ruiniu has earned an excellent market reputation and is leading the way in the transmission industry. The company provides customized solutions for renowned manufacturers like, CLAAS, Kubota, CNH, LOVOL, WORLD Group and Zoomlion. Its sales network spans nationwide and extends to regions including Europe, America, Southeast Asia, Oceania, Africa, Middle East, etc.     Company Philosophy Guided by the principle of "Innovation-Driven, Integrity-Based," Ruiniu is dedicated to delivering premium products and services to customers worldwide. Over the past 25 years, we have grown from a small family business to a leader in the field of transmission. We will continue to move forward, leveraging our strengths, including: being straightforward in our dealings; finding the best solutions for our customers; and responding quickly and flexibly to market changes. Our goal is to solidify and enhance the Ruiniu's significant position in the international area through continuous research and development of innovative, high-quality products, combined with professional customers' support. People-oriented Our partners are carefully selected and are experts in their respective fields. They are an invaluable resource, working together as a team to create unique advantages for the company. Entrepreneurial spirit  We advocate an entrepreneurial spirit, encouraging our partners to be both thoughtful and decisive in making bold and rational decisions. Customer first Our success depends on the success of our customers. Only by satisfying our customers can we gain their stronger support. Therefore, customers are always our focus. Agility Speed is a crucial driving force in our industry. We are committed to accelerating our response to customer needs, reducing delivery time, and promoting efficient decision-making at all levels within the organization. Sense of responsibility As members of the business community, we have always maintained a responsible attitude towards business operations in order to help the entire group continuously improve. We are dedicated to transparency and ethical practices as fundamental principles of our business.    
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    Employees

  • 100
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    Technical Expert

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Production & Research       Ruiniu operates internationally advanced automated production lines, achieving seamless closed-loop integration from raw materials to finished products. Our manufacturing processes combine eco-conscious efficiency with precision execution, ensuring consistently reliable product quality backed by uncompromising standards. Since its founding, Ruiniu has steadfastly pursued innovation-driven, high-quality development. Leveraging a robust R&D team, state-of-the-art production facilities, and rigorous product quality tracking with market validation, we have consistently overcome technical challenges to achieve products meeting global standards. Today, we provide customized OEM solutions for industry leaders including CLAAS, Kubota, CNH Industrial, World Group, Lovol Heavy Industry, and Zoomlion, with exports spanning Europe, America, Southeast Asia, Oceania, Africa, Middle East, etc.     Facilities & Achievements   2,500㎡ R&D office & pilot testing base                  95,000㎡  manufacturing facility area60+ advanced testing equipment                               110+ transmission belt production line20+ national industry standards led drafting               90+ national patents      Ruiniu R&D Center     CNAS Accredited Laboratory Jiangsu Provincial Enterprise Technology Center Jiangsu Postdoctoral Innovation Practice Base Jiangsu Belt Drive System Engineering Technology Research Center   Ruiniu R&D Center collaborates with Qingdao University of Science & Technology and Jiangsu University through strategic technical alliances, harnessing cutting-edge materials science and novel manufacturing processes to pioneer:   Fundamental formulation research Manufacturing process optimization Belt drive system design & development Technical service solutions    
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Our History   After 20 years of steady growth, Ruiniu has gradually evolved from a family business into a multinational corporation and industry leader, achieving remarkable success. This has been made possible by the concerted efforts of our employees and customers, who write a new chapter of success every year.
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20
Years Of Company Establishment

Our Products

Unrivaled performance for your field,powering your productivity.

Wrapped V-Belt

Raw Edge Cogged V-Belt

Banded V-Belt

Rubber Tracks

Rubber Parts

Experience next-generation durability with Ruiniu Wrapped V-Belts – Our advanced fabric encapsulation technology is engineered to withstand harsh agricultural environments. Each belt is protected by a continuous woven armor—a polyester/cotton hybrid—that is seamlessly bonded across its entire surface. This design provides uncompromising protection against the dust, moisture, and abrasive crop residues that rapidly wear down conventional belts.  Reinforced with aramid tensile cords, our belts ensure minimal stretch and maintain precise operation for over 10,000 PTO cycles. Featuring standardized dimensions and a robust load-bearing structure, they guarantee seamless compatibility and reliable performance across industrial, agricultural, and automotive drivetrains.
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Engineered for agricultural and industrial performance, Ruiniu's Raw-Edge Cogged V-Belts redefine reliability under extreme conditions. Featuring exposed EPDM or CR sidewalls for 15% higher friction grip and internal wave-notched cogs that slash bending resistance by 40%, our belts deliver 98% power transmission efficiency—even in CLAAS harvester threshers grinding through mud-clogged fields or Zoomlion combines facing 2,000-hour non-stop harvests. Reinforced with aramid cords, they outlast fatigue standards while conquering challenges that destroy ordinary belts.
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Ruiniu’s engineered BANDED V-BELT delivers synchronized power transmission for the world’s most demanding agricultural and industrial machinery. Trusted by CLAAS combines, Zoomlion harvesters, and LOVOL drivetrains, our ISO certified belts unite multiple ribs in a single, tension-optimized band, eliminating slippage under 400HP loads while resisting chaff, oil, and moisture that destroy conventional belts.
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As China's premier OEM innovator, Ruiniu crafts rubber crawlers powering global leaders, such as WORLD GROUP. Our ISO-certified tracks fuse high-grade rubber with steel reinforcement, conquering mud, rock, and stubble while achieving 40% longer lifespan than industry standards. Trusted by World Group, and some other top combine brands. That's where reliability meets revolution.
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Engineered for excellence, Ruiniu designs and manufactures mission-critical rubber parts that keep the world’s toughest machinery running flawlessly. As a certified OEM partner to industry leaders like Zoomlion, CLAAS, and LOVOL, we combine advanced rubber compounds with proprietary bonding technology to deliver 40% longer service life under extreme heat, abrasion, and chemical exposure. From combine harvesters to construction giants, we are transferring raw rubber into proven reliability.
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Industry Applications

Our product is widely used aross multiple field, including agricultural machinery, oilfield equipment, construction machinery …

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Latest News

Customer-driven solutions engineered for extreme operating challenges.

  • Exhibition News
  • Industry News
  • Nov 14, 2025

    AGRITECHNICA 2025 LIVE!

      Our Booth No.:15H59-Hall 15 Exhibition Time: November 9-15, 2025 Address: Hanover Exhibition Grounds, Germany On November 9,2025, AGRITECHNICA 2025 has begun officially! Industry leaders, innovators, and professionals around the world gathered here to exchange ideas with each other, taking jo...

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  • Nov 05, 2025

    Ruiniu’s Journey at CIAME 2025 Concluded on a High Note

    The 2025 China International Agricultural Machinery Exhibition concluded successfully recently, during which the Zhongliang brand earned widespread recognition from users for its high-performance transmission belts. Throughout the event, Zhongliang's booth attracted constant attention. Visitors incl...

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  • Oct 15, 2025

    Meeting RUINIU at AGRITECHNICA 2025 in Hanover

      Our Booth No.:15H59-Hall 15 Exhibition Time: November 9-15, 2025 Address: Hanover Exhibition Grounds, Germany    AGRITECHNICA is the world's leading agricultural machinery and technology exhibition, serving as a global nexus for industry leaders, innovators, and professionals. Ruin...

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  • Oct 15, 2025

    Meeting RUINIU at CIAME 2025 in Wuhan

    Our Booth No.: B5043-B5044 Exhibition Time: October 26-28, 2025 Address: Wuhan International Expo Centre (No. 619 Yingwu Avenue, Hanyang District, Wuhan City, Hubei Province), China CIAME: China International Agricultural Machinery Exhibition   CIAME is the largest and most authoritative agricu...

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Innovation Driven, Integrity Based.

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