The factory of Zhengzhou Pioneer Machinery Co., Ltd was established in the 1999 in Zhengzhou, a construction machinery zone of China. It covers a total area of over 150,000 square meters with research and development center, prototype design and testing department, production workshop and sales department. After twenty years of development,it has become one of the leading concrete mixer companies. As a concrete mixer company ,concrete mixer supplier, Pioneer machinery provides the following products: portable concrete mixer, small concrete mixer, forced type concrete mixer, twin shaft concrete mixer, diesel concrete mixer, self loading concrete mixer and mortar mixer, etc.