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    Your Trusted Voltage Stabilizer Manufacturing Partner Since 2008

    About YIY

    Founded in 2008, YIY (Zhejiang Yiyen Holding Group) has evolved into a leading global manufacturer of voltage stabilizers and power conditioning solutions.
    • 16+ years of expertise
    • 130+ countries served
    • 30,000m² modern facility
    • 100,000+ units annual capacity
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    Company Journey

    YIY’s remarkable journey began with a vision to solve critical power quality challenges affecting businesses and communities globally. From our founding in 2008 to becoming a trusted name in voltage stabilization technology, each milestone represents our commitment to innovation and excellence.

    Explore Our Manufacturing Facility

    2008-2010: Foundation & Innovation

    Company establishment with focus on servo voltage stabilizer technology.

    2011-2015: Expansion & Development

    Manufacturing facility expansion, international market entry, ISO 9001 certification.

    2016-2020: Global Leadership

    IGBT technology breakthrough, 100+ countries export, 100,000+ annual capacity.

    2021-Present: Innovation & Growth

    Advanced R&D center, 100+ patent portfolio, smart manufacturing integration.
    Product Development Services

    Manufacturing Excellence

    • 50+ engineers R&D team
    • 100+ patents IP portfolio
    • 5 specialized labs testing facilities
    • 15+ years average team experience
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    Production Capacity 8

    Global Presence

    • 30,000m² modern facility
    • 100,000+ units annual production
    • 300+ employees professional staff
    • 99.5%+ factory pass rate
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    Brand Integration Services

    R&D Innovation

    • 130+ countries export destinations
    • 5 regional offices worldwide support
    • Multiple certifications CE, CSA, FCC
    • 500VA-3600KVA complete range
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    YIY Mission, Vision & Values

    Mission

    To provide reliable, efficient, and innovative power conditioning solutions that protect valuable equipment, reduce energy costs, and contribute to sustainable development worldwide.

    Vision

    To be the world’s most trusted partner for voltage stabilization technology, leading through continuous innovation and exceptional quality.

    Core Values

    Advanced Technology

    Innovation Excellence

    Proven Reliability

    Customer Focus

    Global Standards Compliance

    Quality First

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    Sustainable Growth

    Learn About Our Quality Standards

    Partner With YIY – Start Your Voltage Stabilizer Journey Today

    Ready to experience the YIY difference? Whether you’re looking for standard voltage stabilizer solutions or need custom power conditioning systems, our team of experts is ready to help you find the perfect solution for your specific requirements.

    Why Partner With YIY

    • Proven Track Record: 15+ years of successful customer partnerships
    • Global Capability: Manufacturing scale and service network for worldwide support
    • Technical Expertise: Deep engineering knowledge and application experience
    • Quality Assurance: Certified systems and rigorous testing protocols
    • Flexible Solutions: Standard products and custom development capabilities
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    How to Get Started

    technical support

    Technical Consultation

    Expert requirement analysis.
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    Product Selection

    Standard or custom solutions.
    test

    Sampling & Testing

    Performance validation.
    research and development 1

    Partnership Development

    Long-term collaboration.

    Looking for Reliable Power Stability Solutions?

    Get Voltage Stabilizer Solutions & Custom Quotes

    • 15+ Years of Experience
    • 30,000m² Modern Manufacturing Facility
    • Annual Capacity of 1,000,000+ Units
    • 300+ Professional Staff
    • 50 R&D Engineers
    • Exported to 130+ Countries
    • 100+ Intellectual Property Rights and Continuous Innovation
    • 12% of Annual Sales Revenue Invested in R&D

    SEND US AN EMAIL

    [email protected]

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