• Inception

    YiYuLab was founded to transform the full- bust bra industry by combining chic style, all-day comfort & Long-lasting support.So every curvy woman can feel comfortable,confident and powerful.

    Evolution

    Over the years,YiYuLab continues to enrich our full-bust bra designs and tailored collections.we have always focused on customer feedback and innovation in supportive and breathable materials.To YiYuLab,the evolution of every full-bust bra is like a lovely letter to our dear curvy women-the past,today,and future.

    Commitment

    Under the guidance of evolution,YiYuLab is committed to creating high-quality,sustainable Plus-size bra.We Concentrate on chic design,perfect fit & strong support for full-bust women.

  • Meet Our Experts

    A dedicated team focused on excellence and innovation.

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    Design Team

    Quality-driven, the YiYuLab expert design team crafts each bra for large bust women with rigorous fabric testing, durability enhancements, 3000+ specialized fit tests, and precision stitching—backed by a decade of lingerie expertise.

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    Quality Control

    At YiYuLab,our quality control team conducts 2,000+ durability tests on key bra components and strict production inspections to ensure lasting support, comfort, and perfect fit for full-bust women.

    Yi Yu Lab's Physical Store

    Customer Service

    At YiYuLab, our customer service team enhances your full bust bra shopping journey—valuing your feedback, offering size/fit guidance, and ensuring seamless support for confidence in your lingerie.

  • Our Core Principles

    Guided by values that resonate with our mission.

    Integrity

    At YiYuLab,trust built on sincere, transparent communication for large-bust women. We’re honest about our full bust bras,listen authentically to feedback, and honor your trust with every genuine interaction—no gimmicks, just accountability for large-bust women.

    Innovation

    At YiYuLab,we focus on 3D-adapted design, smart antibacterial fabrics and second-skin wear for large-bust women. Breaking traditional boundaries in fit, tech and comfort, it integrates ergonomics, long-acting antibacterial tech and ultra-soft seamless craftsmanship for triple upgrades: health protection, precise fit and pressure-free comfort.

    Sustainability

    At YiYuLab,we prioritize distinctive sustainable practices inlblend timeless beauty, uncompromaising environmental responsibility, and our signature commitment to empowering large-bust women.

    Empowerment

    At YiYuLab,we strive to ignite large-bust women’s inner power through our pieces—championing body positivity, celebrating individuality, and honoring every unique self in every stitch and silhouette.

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