由荣成农机研究制造厂自行设计并生产的4GL-100A型稻麦割晒机,1992年8月通过了山东省机械工业厅组织的技术鉴定。该机设有通用挂接架,可与各种2.94～5.88千瓦(4～8马力)手扶拖拉机配套, 4GL-100A rice and wheat windrower designed and produced by Rongcheng Agricultural Machinery Research and Manufacture Factory was passed the technical appraisal organized by Shandong Machinery Industry Department in August 1992. The machine has a universal rack, with a variety of 2.94 to 5.88 kilowatts (4 to 8 horsepower) walking tractor supporting,