JEFFER ENGINEERING, a China professional company that designs and provides complete glass melting technology as a global solution partner for the glass industry. With overseas subsidiaries in Russia, Egypt and Indonesia, JEFFER has met its demand for rapid local activity of the glass industry's requirement.With its more than 40 years of experience in glass melting, JEFFER has combined conventional furnace technology with new furnace concepts in modern days, it has a wide range of experience in ...