Henan Dowin Machinery Co., Ltd. was founded in 2000 with more than 15 years experience in the area of construction & engineering machinery. Our main products cover Concrete Batching plant (HZS & YHZS series),Website:http://www.dowinmachinery.com,  Asphalt Batching Plant (LB & LBY series), Concrete mixer truck, Concrete pump truck, Concrete pump trailer (electric and diesel), Concrete Placing boom (manual and hydraulic), Tower Crane, Construction elevator, Rotary Drilling Rig, Truck-mounted concrete pump and all kinds of concrete mixer.