Ụlọ ọrụ Sichuan Bonny Heavy Machinery Co., Ltddịin National Teknụzụ dị elu Iulo oru ngoParkna Luzobodo houmpaghara Sichuan,Southwest China, hiwere na 1965 na nke a na-akpọbu Changjnke ExcavatorNa-arụ ọrụ. It isọkachamaraemeputa nke 40-220 tonhydraulic excavators, 18-130 tọnhydraulic ihe njikwana 10-50 tons scrap-ụgbọ ala…