Have to consider some details of sheet metal fabrication process costs

Need to consider what the cost of sheet metal processing
1, the cost of raw materials: it represents the net system of drawing requirements material cost = size x density x unit price + batch defective rate
The cost of 2, standard parts and accessories: it means drawing requirements of standard parts costs
3, program of machining cost: it means making good equipment to every program production costs.
4, packing: according to product, packaging requirements, cost also is different, usually in about 20 to 30 yuan/cubic meter
5, transport: the cost of the booth to the product.
6, the management fee: the application is divided into two parts, factory rent hydropower and finance charges.
7, profits: thinking to the enterprise for a long time development and better services for the consumer, the usual profit point is 10% - 15%.