According to the possible blue light danger of LED products, the situation of blue light danger of LED lighting products on the market was understood. The Municipal Quality Inspection Institute/Municipal Quality Supervision Station of lighting products conducted a thorough test on LED lighting products. The test situation and relevant analysis report are as follows:

I. Sample source and composition
1. Sample source
A total of 27 samples were tested, respectively from:
-8 samples were purchased from small informal shops;
-5 samples from large supermarkets;
-14 samples were retained for testing in large and medium-sized production enterprises.
2. Sample composition
Among the 27 samples, 8 LED table lamps, 7 LED spotlights, 9 LED downlights, 1 LED bulb and 2 LED flat lamps.