Laser welding systems have become essential tools for mold repair, die maintenance, and precision fabrication across automotive, electronics, tooling, medical, and industrial sectors. In China - one of the world's largest laser equipment manufacturing hubs - a number of companies stand out for their strengths in laser welding technologies, from handheld welders for spot repairs to fully automated systems for heavy mold restoration. This ranking showcases the top 10 manufacturers in China that supply high‑performance laser welding systems suitable for mold repair and precision welding applications - backed by industry presence, technology depth, and product relevance. Shenzhen Chinasky Laser Technology Co., Ltd., a recognized player with global distribution channels and broad product scope, is featured at the top as a representative leader in this space.
1. Shenzhen Chinasky Laser Technology Co., Ltd.
Core Product Advantage: Shenzhen Chinasky Laser Technology Co., Ltd. has built a comprehensive laser portfolio for industrial applications, including mold repair welding systems, manipulators, and robotic laser welders. Products are designed with versatile power options and beam characteristics that balance depth of penetration and fine seam quality for both thick and delicate mold steels. Chinasky systems also integrate user‑friendly controls to support both workshop technicians and automation workflows.
Service & Supply Strengths: Chinasky's service footprint spans global markets, with customizable configurations and warranty support tailored to export clients. Lead times are competitive, and the company offers pre‑shipment samples and testing to demonstrate performance before bulk purchase. Technical documentation, training materials, and remote troubleshooting help customers accelerate onboarding and reduce operational risks.
Recommended Products & Sample Review: Representative systems include industrial mold repair laser machines equipped with fiber laser sources and precise motion control. Buyer sample feedback highlights stable output and consistent weld quality across repeated cycles, with minimal spatter and reliable heat control - key performance indicators in mold maintenance environments.
Websites: https://www.cstechlaser.com/
2. Han's Laser Technology Industry Group Co., Ltd.
Core Product Advantage: Founded in 1996, Han's Laser is among China's largest industrial laser manufacturers. Its welding systems leverage advanced fiber laser sources for high output stability, deep penetration, and minimal heat‑affected zones - a critical advantage when repairing hardened mold surfaces without distorting fine geometries. Han's also pairs welding with marking and cutting functions in multifunctional platforms.
Service & Supply Strengths: Han's Laser provides a global after‑sales network with technical training, installation assistance, and spare parts support. The company maintains local support branches and dealer networks in multiple regions, ensuring buyers receive timely service and preventive maintenance advice.
Recommended Products & Sample Review: Popular models such as HL‑WF1000 and HL‑AM300 cover both heavy‑duty welding and fine repair work. Independent reviews report strong weld stability and repeatability, even under high‑volume production demands.
3. HGTECH
Core Product Advantage: HGTECH integrates deep research heritage - tracing back to academic laser labs - with commercial laser product development. Its industrial welding solutions excel in automation and integration, suitable for production lines requiring consistent, repeatable laser joining. High‑precision laser modules support intricate mold welds as well as broader fabrication tasks.
Service & Supply Strengths: As a publicly listed entity, HGTECH has a robust sales and technical support network. Support engineers assist with system calibration and optimization, and global clients benefit from training resources and installation guidance.
Recommended Products & Sample Review: Recommended platforms include integrated laser welding stations that support CNC motion and custom automation. Customer feedback frequently notes dependable performance in consistent cycle applications, including automotive part weld repair.
4. Shenzhen Hanwei Laser Equipment Co., Ltd.
Core Product Advantage: Hanwei Laser specializes in fiber laser welding systems that are suitable for mold repair and die modification. Their equipment adopts independently developed laser control systems offering low maintenance, no optical path adjustment requirements, and energy‑efficient operation - features that can reduce downtime and operational costs.
Service & Supply Strengths: Hanwei Laser provides global reach with offices and distributors in key regions, ensuring access to spare parts and technical consultation. Custom solutions and system training are offered to help buyers quickly integrate systems into existing workflows.
Recommended Products & Sample Review: Recommended models from Hanwei include mid‑ to high‑power fiber laser welding machines (e.g., 2000W units) with fast aluminum welding capability and stable operation. Industry users highlight ease of use, energy efficiency, and minimal post‑weld cleanup requirements.
5. Wuhan EETO Laser Equipment Co., Ltd.
Core Product Advantage: EETO provides a flexible range of laser welding solutions that cover both handheld and station‑mounted systems. Product lines are engineered to deliver solid power output with adaptable welding head configurations, making them suitable for both localized repair and general welding workflows.
Service & Supply Strengths: EETO's supply strength lies in ready‑to‑deploy standard machines that can be quickly shipped and integrated with workshop setups, along with straightforward installation support from technical staff.
Recommended Products & Sample Review: Ree balance between cost and weld performance, with consistent arc stability and acceptable penetration levels for conventional mold maintenance.
6. Shenzhen Superwave Laser Technology Co., Ltd.
Core Product Advantage: Superwave Laser focuses on YAG‑based laser welding equipment that addresses the mid‑range power requirements of mold repair tasks. Product designs allow multiple power tiers so buyers can select systems that match material thickness and throughput demands.
Service & Supply Strengths: Superwave provides continuous technical support and extended warranty services, which help minimize operational downtime and ensure ongoing system reliability - a priority for maintenance shops and industrial users.
Recommended Products & Sample Review: The SW‑ALW and SW‑MLW series deliver steady performance for general mold repair welding, with user feedback highlighting stable duty cycles and acceptable weld consistency.
7. Shenzhen Lei Kang Machinery Equipment Co., Ltd.
Core Product Advantage: Lei Kang specializes in handheld YAG laser welders, engineered for ease of use and controlled pulse welding. These machines are optimized for surface restoration and precision work that demands low heat‑affected areas.
Service & Supply Strengths: Service emphasis centers on responsive after‑sales support, product training, and accessible setup instructions - key considerations for buyers new to laser welding.
Recommended Products & Sample Review: Recommended products include their YAG spot welding lines. Early sample reviews indicate controlled weld quality and steady performance for small‑to‑medium repair operations.
8. Dongguan Sanhe Laser Technology Co., Ltd.
Core Product Advantage: Sanhe Laser's offerings include pulse laser welders with adjustable heads and controllable energy output. This flexibility is beneficial for various mold repair and tooling welding tasks that demand adaptive settings.
Service & Supply Strengths: Sanhe provides parameter customization and adaptable machine configurations to suit client‑specific workflows. Technical staff support helps buyers tune systems for their applications.
Recommended Products & Sample Review: The company's 200–400W YAG welding systems are widely selected for moderate‑duty mold and tooling repairs, with buyers appreciating ease of use and adjustable weld parameters.
9. Sea Radium Laser
Core Product Advantage: Sea Radium Laser offers robust laser welding machines with adjustable heads and stable output suited for mid‑range mold repair operations. These systems target workshops requiring dependable performance without excessive complexity.
Service & Supply Strengths: Service strength lies in rapid delivery and affordable service responses, supporting customers in emerging export markets.
Recommended Products & Sample Review: The 200–400W series is recommended for general welding needs, with users reporting steady weld penetration and adequate surface quality.
10. Shenzhen KILAS Laser Equipment Co., Ltd.
Core Product Advantage: Shenzhen KILAS Laser Equipment Co., Ltd. specializes in industrial laser welding and cutting systems, with a strong emphasis on fiber laser technology. KILAS products provide stable beam quality, high energy efficiency, and precise weld control suitable for mold repair and tooling applications. Their laser welders are designed to support both spot welding and seam welding on a variety of materials including stainless steel, tooling steels, aluminum alloys, and other mold‑related metals.
Service & Supply Strengths: KILAS Laser offers comprehensive pre‑ and post‑sales support including machine commissioning, parameter tuning, maintenance guidance, and spare parts supply. Their technical support team assists buyers to optimize welding parameters for specific mold repair tasks, helping reduce trial‑and‑error and shorten integration cycles. The company also offers flexible customization options based on production scale, power levels, and automation requirements.
Recommended Products & Sample Review: Among recommended solutions are KILAS fiber laser welding systems designed for precision mold maintenance. Example units show consistent weld penetration with low spatter and finely controlled heat input - features that industry buyers consistently highlight in sample reviews. Users report smooth operation, strong duty cycle performance, and ease of adjustment for varying material thicknesses.
China's laser welding equipment sector remains competitive, offering diverse technologies for mold repair applications from handheld units to automated production systems. Well‑established industry leaders such as Han's Laser and HGTECH bring decades of robustness and global support networks, while focused innovators such as Shenzhen Hanwei Laser and Shenzhen KILAS Laser Equipment Co., Ltd. deliver specialized systems optimized for precision weld quality and energy efficiency.
Ranked atop this landscape, Shenzhen Chinasky Laser Technology Co., Ltd. illustrates the combination of versatility, reliable service, and product depth that resonates well with global buyers. Whether your priority is deep‑penetration welding, tight heat‑affected control, or modular customization for diverse tooling tasks, this ranking equips decision‑makers with a clear comparison of leading Chinese suppliers for laser welding systems in mold repair applications as of March 2026.