Zhangjiagang City Summit machinery Co. , Ltd. locates in China's manufacturing center---Yangtse River Delta and only about 1 hours' driving from the Shanghai City, and with decades of development, our company has developed to be one of the China's largest wind generator sets and solar module system manufacturers. We could provide many kinds of wind generator sets and solar module system and the wind & solar Hybrid-Systems. And we can produce them from 200W, 300W, 500W, 1000W, 2000W, 3000W, 5000W, 10KW, 20KW, 30KW and 50KW. And our products have a very excellent quality, and we have past the ISO certificate, and all our products have the CE certificate. And we also have past many certificates as to many countries, such as for UL, TUV and so on. We will keep to our persistent quality guarantee, service guarantee and credit, madding customer satisfaction as our topmost pursuit.