Hong Weigao, Zhengzhou new energy engineering technology co., Ltd. (http://www.wuniganhua.com), specializing in the production and development of sludge drying press, plate-and-frame filter presses, belt filter press, the diaphragm filter press, van-type pressure filter such as the sludge treatment equipment, and sludge filter press plates, filter cloth filter accessories, detailed consultation 037167896551.