... ),by air,by sea are optionalZhejiang Couson Electronics Technology Co.,Ltd is a high-tech green illumination and innovative enterprise ... twenty talent specialize in hylology, optics, tehrmology, chymistry ,electron. Relying on Hangzhou, Wenzhou production base, with regional advantages ... Headquartered in Wenzhou city, Couson builds sales center in Beijing, Hangzhou, Ningbo, Chendu and etc to promote ...