... were integrated into Jiangsu Yueda Co., Ltd, a stock limited company, with the approved by ISO 9001 quality ... of ploughing, rotary tillage, harrowing, transportation and as a motive power in paddy field, dry land, orchard ... other farm lands or for gardening use or as a motive power. And what is more, they ... Ministry of Machinery of China, and also won a gold medal in the International Fair, and were ...