（1） Raw material cost
The cost of raw materials is an important part of the cost of ready mixed concrete, which is mainly reflected in the level of procurement, technology and management. The impact on the purchase price is relatively small, because the raw materials purchased are basically purchased locally. The government budget oriented price comparison, price transparency and purchase price are mainly due to the quality of raw materials and the financial strength of enterprises. The influence of technical level and management level is relatively large. High technical level can bring low cost of raw materials. However, if the management level does not reach the required level, especially in the aspects of procurement and quality control, links and defects will make the technical level higher and bear greater quality risk.
（2） Human resource cost
The main cost of human resources refers to the final embodiment of the salary of each party directly involved in the production of ready mixed concrete, mainly including the fixed part and the performance part. The fixed part reflects the reasonable personnel allocation, and part of the consideration of the performance management system is reasonable.
（3） Depreciation of fixed assets
It mainly reflects whether the investment in fixed assets is reasonable.
（4） Fuel and power consumption
It refers to the above-mentioned final expression of consumption of ready mixed concrete and electric fuel (coal) per cubic meter, and the implementation of quality control of transportation and production.
（5） Equipment maintenance
It refers to the cost of equipment maintenance and repair, which is the embodiment of equipment normal operation quality.
（6） Administrative expenses
Including non production personnel costs, entertainment expenses, non production water, electricity, oil and other expenses and office expenses.
（7） Capital cost
It is closely related to the specific situation of each enterprise, capital structure, equipment procurement and local market situation, which is the embodiment of investment level.
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