Author's Profile

Picture of Yonggui He

Yonggui He

kW Systems Division | Senior High-Power Laser Engineer

I am a high-power laser engineer with over ten years of experience in industrial laser systems.
My work focuses on kilowatt-class semiconductor and fiber-coupled lasers, with an emphasis on manufacturable design, system integration, and real-world industrial applications.

Engineering & Technical Background

After graduating from Xi’an University of Technology with a degree in Optical Information Science and Technology, I began my career in the field of high-power laser engineering.

A key part of my early professional experience involved technology transfer projects with LIMO (Germany). Through four separate technical training programs in Germany, I gained hands-on experience in advanced laser integration technologies and industrial implementation methods.

  • Optical beam shaping and homogenization

  • Optical beam combining technologies

  • Fiber coupling for high-power laser delivery

  • Industrial laser module integration

Role at VivLaser

At VivLaser, I serve as Deputy General Manager of the Kilowatt Laser Division, where I am responsible for the development of kilowatt-level fiber-coupled laser products.

My work covers the full product lifecycle, including system architecture planning, core module development, manufacturing coordination, and product iteration based on real application feedback. I work closely with both internal teams and external partners to ensure that engineering decisions align with industrial requirements.

Technical Focus Areas

  • High-power semiconductor laser systems

  • Kilowatt-class fiber-coupled lasers

  • Optical beam shaping and homogenization

  • Optical beam combining

  • Fiber coupling and power delivery

  • Industrial laser product development

  • Manufacturing validation and reliability testing

Engineering Approach

In my engineering work, optical performance alone is not sufficient. Laser systems must also demonstrate long-term stability, manufacturability, and reliability under real industrial operating conditions.

I focus on balancing performance, process tolerance, and lifecycle cost to ensure that laser products can be consistently produced and deployed in demanding industrial environments.

Content Review & Technical Responsibility

The technical articles, application notes, and engineering content published on this website are written or reviewed by me and the VivLaser engineering team.

All content is based on actual engineering experience, internal testing results, and real industrial application scenarios.

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