"Irrigation is What We Know Best" Langfang GreenPlains Irrigation Technology Co., Ltd is a manufacturer of irrigation equipment. Our main product series are: irrigation mini valves, clamp saddle, irrigation dripper, irrigation sprinkler, irrigation fittings, irrigation filters etc. We have well- equipped testing equipment and strong technical force. With a wide range, good quality, reasonable price and stylish designs, our products are extensively used in agriculture ...