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It is called certificate of origin, issued by the chamber of commerce of thailand state or city level government.
40%.
From thailand to usa west coast is around 4 weeks, to east coast is around 7 weeks.
It depends on the quality of material and processing workmanship, lifetime varies from 1000 hours to 50,000 hours. At Chalaat, we warranty 50,000 hours.
CASS test stands for Copper Accelerated Salt Spray test, it is a test used to determine the resistance to corrosion of coating. A good mirror glass must pass CASS test.
This depends on the background lighting. Normally 4500K-- 6000K is similar to daylight (but not direct sunshine).
Chalaat offfers 3 year warranty, or as per the local laws.
Products can returned to retailer for repairment or change for a new one.
