... lamp, and environmental friendly.long life span(60,000hrs)Trade terms:1.payment:T/T,30% deposits before production ... ),by air,by sea are optionalZhejiang Couson Electronics Technology Co.,Ltd is a high-tech green illumination and innovative enterprise, ... hylology, optics, tehrmology, chymistry ,electron. Relying on Hangzhou, Wenzhou production base, with regional advantages and R&D opportunities, comply ...