... refineries, chemical plants, fertilizer, urea plant, coking plant by-products (waste) such as: alcohol, sulfonated oil, naphtha, paraffin, benzene, naphthalene ... the international rich experience and advanced technology of recycling waste oil, with our own professional advantage and for many ... , the total quantity can achieve to the weight 90% of waste oil.Shangqiu Jinyuan Machinery Equipment Co., Ltd