What is the annual sales volume of listed companies across the full LED industrial chain?

1. LED Chip manufacturers: Sanan Optoelectronics, HC Semitek, Silan Microelectronics
2. Packaging factories: Nationstar, Hongli Zhihui, PolyLight, MTC, MLS (lighting & display packaging)
3. Supporting control system suppliers: Colorlight (301391, leader of LED sending/receiving cards), Chunzhong Technology
4. Mini LED backlight & panel manufacturers: BOE, TCL Technology, CVTE
5. LED lighting track: Opple Lighting, Leedarson, Foshan Lighting, Yankon Lighting
   
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Overall industry scale & revenue tiers

1. 1.Pure finished LED display track: Total annual revenue of the 7 core listed screen manufacturers reaches 25–28 billion RMB; the total market scale of unlisted small & medium factories is about 20 billion RMB. Industry concentration keeps rising, and the top 5 manufacturers occupy 68% of the whole market share.
2. 2.Full industrial chain (chip + packaging + display + lighting): Around 37 A-share listed LED-related companies in total. If only counting LED display application (excluding pure lighting manufacturers), there are 14 listed enterprises.
3. 3.Revenue tier classification
   • 10-billion-RMB tier (comprehensive full-chain giants): Sanan Opto, MLS, BOE, Silan Micro;
     
   • 5–9 billion RMB tier (leading display manufacturers): Unilumin, LYED;
     
   • 2–4.5 billion RMB tier: Absen, Lehman, Nationstar, Hongli Zhihui;
     
   • Small listed enterprises under 2 billion RMB: Altai, Liantronics, Colorlight, GQY Video.
     
4. 4.Industry features: Top listed enterprises maintain high overseas revenue proportion and stable gross profit margin; small & medium listed screen factories rely on domestic engineering channels, whose profits fluctuate severely due to price competition. Mini LED and COB high-end products are the core growth driver for all listed LED firms.