Was divided into new domestic markets, the expansion of the market agenda item, the old equipment maintenance, market transformation projects. Judging from the two markets, a serious oversupply of ordinary valve products, and secondly, even with pressure between Yang and disorderly competition, fake ... ..., the market is not standardized, resulting in the production of certain valves in severe competition and has been suffering significant losses. From the two market demands, with the valve market economy development and improvement, especially into the World Trade Organization (wto), its increasing market changes, valves enterprises are increasingly affected by market deep, the user of the valve market is getting higher and higher demand for products, product development, increasing the demand for the production of short cycle