（1） Raw material cost
Raw material cost is an important part of the cost of ready mixed concrete, which is mainly reflected in the procurement level, technical level and management level. The impact on the purchase price is relatively small, because the purchased raw materials 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 impact of technical level and management level is relatively large. High technical level can bring low raw material cost. However, if the management level does not meet the required level, especially in procurement and quality control, links and defects will make the technical level high and bear greater quality risks.
（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 staffing, 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
Refers to the above final expression for the consumption of ready mixed concrete and electrical fuel (coal) per cubic meter, the embodiment of transportation quality and production quality control.
（5） Equipment maintenance
It refers to the cost of equipment maintenance and repair, which reflects the normal operation and work quality of equipment.
（6） Administrative expenses
Including non production personnel expenses, 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, and is the embodiment of the investment level.
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