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Join VCO Systems at Exchange 2026 to see how unified supply chain solutions are built for real world execution. Exchange brings together Manhattan Associates customers, partners, and supply chain leaders focused on unified commerce and the next phase of Agentic AI.

We will be showcasing our Manhattan Active consulting, implementation, and optimization expertise, connecting strategy, technology, and execution. Learn more about LumiRover, our AMR-enabled pick-to-light solution built to combine autonomous mobility with proven light-directed workflows. Alongside this, explore MatrixAssure and Agent Smith, our AI-assisted testing capability built to strengthen quality and release readiness.

Book a meeting to discover how VCO helps you modernize warehouse operations, connect systems across the Manhattan Active ecosystem, and turn transformation into measurable results.

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Meet Our Supply Chain Experts

Christianto Widjaja

Managing Partner

Lily Leung

Director Sales & Business Development

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Christianto Widjaja

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Managing Partner

christianto.widjaja@vcosystems.com

As an Executive and Managing Partner, Christianto provides strategic leadership in supply chain implementation, execution, and software development. With over 20 years of shaping automation strategies, he has been instrumental in steering some of the world’s largest companies—across retail, 3PL, eCommerce, wholesale, and home improvement—through critical transformations. A cornerstone of Christianto’s executive approach is his “Strategic Simplicity Framework”. This translates complex omni-channel challenges into clear, actionable strategies, delivering solutions that are not only easy to implement and flexible but also drive significant business intelligence. His executive vision synthesizes future supply chain paradigms with the strategic application of cutting-edge technology, enabling him to architect the next generation of optimized, value-driven supply chain solutions.

Lily Leung

Linkedin

Director Sales & Business Development

lily.leung@vcosystems.com

Lily Leung is responsible for business development and strategic partner management, focusing on expanding VCO Systems’ market presence across the Americas. Lily plays a key role at VCO Systems in developing and implementing innovative go-to-market strategies to drive meaningful growth. Lily began her supply chain career nearly twenty years ago at Manhattan & Associates and has a real passion for supply chain optimization that translates to better outcomes for her clients. Her proven success-based method centers on deeply understanding client needs, building high trust through open communication, and a collaborative partnership type approach in a global context. Lily’s career experience spans diverse industries, equipping her with a unique ability to navigate complex market dynamics and deliver strategic solutions that address rapidly evolving business challenges within the supply chain ecosystem.