Dainan is called "the south stainless steel market in China" . There are more than 1000 stainless steel raw materials major dealers now in the whole town, it has become the domestic biggest waster stainless steel raw materials distributing centre. Dainan non-rusty products sprout on the sixties, develop on the eighties,  and rise abruptly in the 1990s.  It has become the pillar industry of town though 40 years development,  which accounting for 1/7 of the national annual production. It has formed the chain of sale from materials procurement of stainless steel,  smelts,  rolls to final products. As the stainless steel market building up in 2000,  has not merely offered the raw materials continually for the stainless steel product of the whole town, and gradually become the distributing centre of the stainless steel material.