When reporters arrived at Hunan Nongfu Mechanical Co., Ltd. in the processing zone recently, workers were busy in assembling the tracks for agricultural tractors. It was introduced by one of the principals of this company, the company was reopened from Spring Festival on the sixth day of 2014 Lunar New Year and more than 700 caterpillar tractors and some other agricultural machines have been finished till now. The spring ploughing season is coming, this kind of agricultural machinery companies tried their best to promote their production capacity to meet farmers’ demand.