This paper analyzes the status quo of textile and costume trade between Taiwan Strait, elaborates the active impact of early trade lists of ECFA on mainland textile and costume enterprises and points outs that, in postECFA stage, mainland enterprises should take the opportunity to meet the challenge by actively entering into Taiwan market based on their reality through the consolidation of the cooperation of textile and costume industry between Taiwan and mainland in order to form a cooperative force in fiercely competitive international textile and costume market and to mutually upgrade the economic competence of textile and garment industry, promoting economic development of the whole China market and boosting the global competence of Taiwan and mainland.