2. Osram of Germany

3. Nichia of Japan

4. Lumileds of Philips

5. Seoul Semiconductor of South Korea

6. Toyota Synthesis of Japan (Japan). Japanese Agilent

8, American Bridge Lux

9, Taiwan Province Addison

1 and Taiwan Province Yiguang

are almost the top few, and there is no data to support the last few.

I hope I can help you. thank you

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If manufacturers engaged in LED epitaxial wafer and chip production alone are not included, In 29, the top ten LED packaging plants in the world were Nichia, OSRAM, CREE, Samsung LED, Philips Lumileds, Seoul Semi, Stanely, Everlight, Toyoda Gosei, etc.