Since the financial crisis, with four trillion rescue plan implementation, triangle industry is also on the country to develop the infrastructure of the spring breeze, a greater degree of recovery, but along with the transfer of the two policy direction, bailout money into slowly turned to high-tech industry. Triangle industry forms and tight now. Triangle consists of general V belt, narrow V belt, transmitte belt, the main types of agricultural machinery belt. Its application areas are mainly distributed in highway, railway, construction, cement, metallurgical and other industries. Under the railway, highway projects gradually reduce, influence on the whole triangle industry is obvious. Market is not only that, severe due to the good situation of a few years ago, to stimulate new small companies have sprung up on the market, these small companies by other processing factory, please shoddy actively play price war, make originally tough market, more confusion. On this basis, the Shanghai building efforts to develop its own smelting, with years of deep technical advantage and brand advantages, slowly but surely win customer recognition and praise. This article by sanjiaodai rubber v-belt pulley import original, reproduced please indicate the copyright: http://www. lilainuo。 com