This paper gives an opinion that clear combing chain and self-adjusted regularity is the credible guarantee of improving textile product quality. It also makes a demonstration through the explanation and analysis of clear combing chain systems such as loose cleaning machines, continuous cotton transporting and feeding system and cotton feeding box, high yield cotton combing machines and regularity technique. Finally, it points out the advantages of clear combing chain over reeling technology and analyzes several problems relating to clear combing chain.