China dominates global LED lighting production with over 20,000 manufacturers concentrated in Guangdong (Zhongshan Guzhen = 'Lighting Capital'), Zhejiang, and Jiangsu provinces. Top-tier manufacturers by category: LED Chips—Sanan Optoelectronics, HC Semitek; LED Packages—MLS, Hongli Zhihui, Refond; Luminaires—Opple, NVC, PAK, Yankon; Commercial/Industrial—Kingsun, Unilumin, LEDVANCE (MLS-owned). Key evaluation criteria: (1) Factory audit (BSCI/SEDEX), (2) ISO9001/14001, (3) Product certifications (UL/ETL/CE/DLC), (4) Export track record (years, markets), (5) R&D capability (patents, lab). Compare2Best platform lists verified Chinese lighting suppliers with transparent certification data, credit scores, and buyer reviews.