About Meisisen
Online Precision Machining Facility, a World Leader in Manufacturing Services
Our purpose
Focused on customer well-being
We provide a well-rounded, cost-effective supply chain from quoting to delivery, offering customers a seamless
purchasing experience, ideal for components of any size, type, or difficulty.
At Meisisen, quality is at the heart of everything we do. We ensure accuracy and precision at every step of the production process.
By utilizing advanced inspection equipment such as CMM, 2D measuring instruments, XRF analyzers, gauges, micrometers, and calipers, we provide you with peace of mind and assurance that your parts meet the quality you expect and demand.Our experienced quality team implements rigorous on-site inspections at every stage—pre-production, in-production, and final production.
These inspections focus on appearance, functionality, and specific requirements. We also provide detailed reports as needed, including first article inspections, RoHS compliance, and visual, dimensional, and performance evaluations.
Over the past 20 years, we have earned multiple ISO certifications, demonstrating our quality capabilities. We guarantee timely and reliable prototyping and production services.






Quality Assurance
We guarantee the best quality.
At our in-house measurement center, which is ISO 9001:2015 certified, every manufactured part is manually measured and documented. Additionally, we have established our own proprietary testing network to continuously optimize the quality of our partners’ products.




