Henan Hongtong Machinery Technical Development Co.Ltd is one of Chinese specialized enterprise in making building material and machinery equipments with experiences more than 30 years. Hongtong Tech Company was awarded by the government for five consecutive years "Contract Trustworthiness Enterprise", "China Association of Aerated Concrete Member Enterprise" and other honors. Hongtong Tech Company took the lead in passing the ISO9001-2000 quality certification. It is engaged in research, development, design, manufacturing, engineering and technical services of the modern heavy equipment. It has strong technical skills, excellent equipment and product quality, advanced technological process and strict testing method.