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 We believe and are hard working for that advanced management to production with sophisticated production process and full line of equipments and facilities ensures product quality and guarantees our customers’ profitability and trust.  

Cosio has more than 20-year experience of lighting design, development and manufacture; we have been providing various customers with professional services and high quality products based on our professional production management and facilities. We have a full line of professional workshop with facilities and equipments, including punching, die casting, assembling, aging and testing facilities.

 1. Punching

2.Die Casting

3. Assembling

4. Aging

5. Testing Facility

Integrating Sphere

Goniophotometer with Moving Mirror


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