The economic development of the western region demands to develop the western security market objectively.With the deepening of the development of western regions，the western securities business has got leap-type development too，grow out of nothing and expand from small to large.Develop western security market to raise western development fund for，invigorate western economy and accelerate western region economic reform desirability of paces.We have reviewed the development of the western securities business over these ten years，analyze the function performed in the development of western regions of securities business，how securities business offer for development of western regions of the next one kind capital market support discussion，hope to pass and speed up the development of western security market，mobilize and distribute the superior resources in the western region more effectively，promote the western regional economy to sustain developing fast.