The FA1171A automatic cotton feeding box is a link device between carding and carding. The FA1171A automatic cotton feeding box is simplified on the basis of the FA1171 cotton feeding box, and includes all functions of the FA1171 cotton feeding box. It has a high cost performance ratio and is especially suitable for the single machine transformation of cotton mills. It has the functions of low price, complete functions, easy maintenance, and simple operation. On the basis of raw material optimization, it can control the weight unevenness of 5m strips within ≤ 3%, It also reduces the consumption of mechanical materials. The key to optimize the internal management of the workshop is to significantly save labor costs, improve the quality of noodles, and the cost-effectiveness ratio of investment and return has become the inevitable trend of the transformation of the spinning industry.