For buyers and retailers, the ALC plays an important role in Asia of an impartial third party that provides assurance that products conform to international quality standards.  In turn, sellers of lighting products can assure their customers of the quality of lighting that they will use in their homes and offices. By harmonizing product quality, the ALC helps harmonize markets and lift barriers to entry in the region.  By participating in the ALC and purchasing products with ALC quality marks, lighting buyers are able to move forward towards their own corporate sustainability and environmental protection goals.