
SANHE KEDA SCIENCE&TECHNOLOGY CO.,LTD. manufactures vehicle and internal combustion engine mufflers, supported by in-house R&D, patented designs, and dedicated performance testing capability.
SANHE KEDA SCIENCE&TECHNOLOGY CO.,LTD. manufactures vehicle and internal combustion engine mufflers, supported by independent research and development and patented technologies.
The company operates on a large industrial site with both extensive land area and significant built-up facilities, supported by a multi-department management structure covering R&D, technology, quality, production, purchasing, domestic sales, export, finance, and after-sales service.
For product validation, the company has developed performance testing equipment and a dedicated testing room to measure key indicators such as muffler noise data and back-pressure under controlled conditions. An engineering-focused after-sales service team supports customers with technical and quality-related matters.

The team includes 80 staff with graduate education, along with 50 primary titles, 35 intermediate titles, and 3 senior titles.
Operations are managed in line with an ISO9001-certified quality management system, with dedicated quality and production functions integrated into day-to-day control.
Muffler products are developed in-house with intellectual property and domestic patent coverage, supported by dedicated R&D projects.
The company has established performance testing equipment and a dedicated testing room to complete semi-anechoic noise data and back-pressure data testing, enabling evaluation of muffler performance under normal operating conditions at different distances.
Engineering and technical personnel support customers by addressing technical, quality, and related service needs.
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