Abstract: Crushed stone grouting pile is a new technique to improve soft-soil for blend as well as broken stones pile and grouting. At present, the new technique is in Yong-Tai-Wen and Wen-Fu of the coastal railway, bring about a strking effect in strengthening the deep thick soft-soil,and the demand of design is satified. The situation of the utilization is introduced about crushed stones-grouting-pile strengthening the deep thick soft-soil of new Wenzhou Station.