About Us
Backed by the Group’s strong R&D and manufacturing capabilities, OPRAY delivers reliable laser cleaning equipment, customized solutions, and professional support to customers worldwide.
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Profile of OPRAY LASER
OPRAY LASER is a controlled subsidiary of SHENGTONG LASER, specializing in the overseas laser cleaning market. We are responsible for R&D, sales, and project coordination for international customers, delivering advanced laser cleaning solutions and responsive local support worldwide.
SHENGTONG LASER is a professional laser cleaning equipment manufacturer founded in 2012. SHENGTONG is an advanced manufacturer that integrates software, hardware, and automation technologies. As part of the “SHENGTONG Intelligent Laser Equipment Group,” SHENGTONG Intelligent Mechanical Equipment (Shanghai) Co., Ltd. is a national “High-Tech Enterprise” and “Specialized and Sophisticated Enterprise” integrating R&D, production, and sales. SHENGTONG LASER has a strong R&D team with core researchers from prestigious institutions such as Shanghai Maritime University, Tsinghua University, Shanghai Jiao Tong University, and the Chinese Academy of Sciences. It has also established long-term and stable cooperative relationships with multiple professional laser research institutions in China and abroad.
With 14 years of development, SHENGTONG LASER has obtained 56 national patented technologies and has passed ISO9001, CE, and 3A system certifications. As one of China’s earliest laser cleaning manufacturers, SHENGTONG LASER has remained focused on the research and development of laser cleaning technology. It provides leading, high-quality laser cleaning equipment and comprehensive technical services globally, serving high-end customers in industries such as mold, automotive, shipbuilding, aerospace, and rare earth.
As its overseas-focused subsidiary, OPRAY LASER carries forward SHENGTONG LASER’s technical expertise, manufacturing strength, and industry experience, while concentrating on the global market. We are committed to meeting the laser cleaning needs of customers worldwide with reliable products, professional project support, and efficient international service.
What Drives OPRAY

Values
Unity, dedication, truth-seeking, pragmatism, and innovation guide everything we do.
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Corporate Mission
To make industrial cleaning safer, smarter, and more sustainable through reliable laser technology.
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Business Philosophy
Lead the market through technology. Reward customer trust with exceptional service.
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End-to-End Laser Cleaning Services
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Step01
Equipment Selection
Based on your substrate, contaminant type, cleaning area, productivity target, and working environment, we help you select the right pulsed or CW laser system, power level, and cleaning configuration.
Step02
Sample Testing
We test your actual workpieces, document key process parameters, and provide before-and-after results with equipment recommendations, helping you validate the solution before purchasing.
Step03
Customized Solutions
From portable systems to automated workstations, we customize laser parameters, fixtures, safety enclosures, and fume extraction according to your materials, contaminants, and production requirements.
Step04
Automation Integration
Our systems can integrate with conveyors, robotic arms, and PLC-controlled lines, bringing laser cleaning into your existing production process with greater efficiency and consistency.
Step05
Technical Support & After-Sales
We provide installation guidance, operator training, remote diagnostics, and maintenance support to keep your equipment running reliably and resolve operational issues quickly.
Step06
Global Project Support
From order coordination, export documentation, and shipping arrangements to installation guidance and after-sales support, we help international projects move forward smoothly and reliably.
Honor Qualifications
Patent Certificate
Patent Certificate
Patent Certificate
Patent Certificate
Software Copyright
Environmental Management
Quality Management
Occupational Safety and Health Management
- Our History
Built on Experience, Driven by Innovation
Backed by the Group’s 14 years of experience in laser cleaning, OPRAY connects R&D and manufacturing capabilities with international customer support, providing laser cleaning equipment and customized solutions worldwide.
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Industry Experience|The Group has 14 years of experience in the laser cleaning industry.
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Product Portfolio|The portfolio spans portable and handheld equipment as well as customized automated cleaning solutions.
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Patent Portfolio|The Group holds 57 national patents.
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R&D Team|The team includes talent from Tsinghua University and the Chinese Academy of Sciences, including three professor-level senior engineers.
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Export Markets|Products have been exported to Thailand, Indonesia, the Philippines, the United Kingdom, Croatia, Poland, the United States, Chile, Russia, South Korea, and other markets.
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Overseas Support|OPRAY supports the Group’s global brand promotion, international market development, overseas customer communication, order coordination, and after-sales service.



















