Doing group--YONGLE oil machinery CO.,LTD  is one professional project company with integrated service from design of grain and oil, explore new technology, make machine, to installation and debugging, also workers training,.
Now we have 356 workers, of which, more than 40 are professional technicians. The organizations of company are follows: engineering technical department, sale department, service department, financial management department, machine made center and center of research and development and other departments.  Project technical design workers near to 20, all the design work on the computer,  we have long term cooperation with national grain reserve bureau, ZHENGZHOU science research design institute, and passed ISO9001-2000 quality management system certification, become one big project company integrated by research, production and development.
Recent years, company has finished hundreds of projects, including oil materials pre-treatment, pressing, oil refining, tallow oil refining deep processing, deep and fine processing of small kind of oil materials, biodiesel and other technical fields, cover more than 20 provinces, cities, autonomous regions in domestic and abroad markets. Our company can deal with 2000t/d pretreatment squeeze and leaching, 600t/d refining, 300t/d biodiesel and other big set equipment and project, from manufacture to installation and debugging.