(2) the influence of industrial policy

(3) the impact of inventory

Inventory is one of the important factors affecting copper prices. Under different market conditions, enterprises will take different measures, which may increase or decrease the inventory to ensure the raw materials needed for production or accelerate the flow of funds. Under different circumstances, enterprises will also increase or decrease reserves to stabilize themselves.

(4) Affected by exchange rate fluctuations.

Copper is a highly liquid commodity, and copper is priced in dollars. Countries that don't use the dollar will have a great influence on the change of the exchange rate of the dollar.

(5) Affected by seasonality

From February to May every year, the consumption of copper is still in the peak season, the production utilization rate of metal processing industry and enterprises has improved, and the copper price usually continues to rise sharply, and the highest point of copper price in a year is generally at this time; With the end of the Spring Festival peak, copper prices will generally adjust sharply in mid-June, and copper prices will rise in the second round from June to September, but generally speaking, consumption in autumn will not reach the level of spring. At this time, the copper price will also appear the second highest point in the year, and the winter price will enter the adjustment stage and will last for a long time.

(6) the price of substitutes