Shijiazhuang GangJun Business and Trade Co.Ltd is a professional photovoltaic product exporter, products include solar panel and solar cell. solar panel is green and environment-friendly new energy, divide into mono crystalline silicion cells material and poly crystalline silicion cells. the most popular and best-seller is 300w, 280w, 250w, 240w, 200w, 150w, 100w 90w and so on. as for the solar cell, there are two kinds, one is 6inches,156x156mm, and the other is 5 inches, 125x125cm. our pv panel and cell has very high PE conversion efficiency(10%-15%), product made of premium material and has positive tolerance , have very good performance even in very weak light circumstance. product meet ISO quality standard, has TUV/CIE/CE certificate, exported all over the world welcome sincere and serious buyer to send inquiry and talk more, hope establish business relationship with everyone of u!