concrete multi-use patterns

Use more concrete on credit sales model , that is, first sale of concrete , payment settlement lag , but they need to pay before the purchase of cement , raw materials purchasing and product sales settled in different ways, for commercial concrete company's financial Screw Conveyor has brought challenges. It is reported that 600,000 -80 million cubic meters of ready-mixed concrete business , trade credit can be a billion dollars , "by the industry, environmental constraints , there is no effective short-term solution ."
To avoid cash drying up, still steel cement silo the " payment and delivery " sales model . However , it is learned , because industry is highly competitive , with some manufacturers on credit sales , leading cement enterprises are facing some financial risk.