1, freight freight freight, more than 50% of the coal price is composed of freight. Among them, railway freight is the main one, followed by sea freight. ① Railway freight. 1) Railway traffic volume. 2) Railway maintenance. 3) Railway accident. ② Sea freight. 1) Shipping market quotation. 2) Fuel price fluctuation. ③ Port charges. 2. Supply and demand supply and demand supply and demand supply and demand supply and demand, supply exceeds demand, coal prices fall, and vice versa. ① Factors affecting coal supply. 1) policies affect mining volume and coal price, such as Shanxi coal enterprise integration and the five-year plan of the central government. 2) Due to the accident shutdown and the implementation of the safety production policy, the coal mining volume has decreased. 3) Management strategies of coal enterprises and trade associations. ② Factors affecting coal demand. 1) Heavy snow, cold weather and other climates increase the demand for coal for heating enterprises. 2) the situation and operation of related industries, such as iron and steel metallurgy and other coal-consuming industries. 3) The national macroeconomic development and economic situation affect the operation of enterprises, and the coal demand and electricity consumption of manufacturing enterprises directly and indirectly affect the coal demand. 3. Economic factors Economic factors affect the fluctuation of coal prices. ① International coal trade. 1) Coal prices in foreign regions. 2) Coal import and export. 3) Trade sanctions imposed by other countries or WTO. (4) Coal supply and marketing agreements signed with other countries. 5) World or regional financial crisis. ② Domestic economic environment. 1) Economic activities and policies related to the coal industry. 2) In the financial market, such as coke futures trading, a large number of out-of-stock short selling will lead to the final coal price reduction. 3) Labor cost in the labor market. 4. Policy orientation and government policy orientation and government policy orientation and government regulation. (1) The increase of various fees will affect coal prices such as taxes and fees. (2) direct price control, such as the control of contract coal. ③ Policy orientation such as energy conservation and emission reduction. 5. Other factors Other factors Other factors Other factors. There are some gray charges in every link. Major mine disaster. Special event-disaster. Political events