... express(TNT),by air,by sea are optionalZhejiang Couson Electronics Technology Co.,Ltd is a high-tech green illumination and innovative enterprise ... set up a "new energy, new light source" R&D center so that we have more than twenty talent specialize in ... -saving lighting products.Headquartered in Wenzhou city, Couson builds sales center in Beijing, Hangzhou, Ningbo, Chendu and etc to promote products ...