1) Coke and coking products production: production and sales of coking coal purchased as raw materials in the group<br>Coke and a series of coking products produced and processed in the facility;<br>2) Production of fine chemical products: purchased from the coke and coking products production division of the group and the third party<br>Buy coking products and process them in the fine chemical products facilities of the group<br>Fine chemical products, and the marketing and sale of such fine chemical products;<br>3) Operation management: provide operation management services to third party factories and sell these third parties<br>Coke and coking products processed by the factory based on operation management service contract and entrusted processing contract<br>And fine chemicals; and<br>4) Trade: purchase coke, coking products and fine chemical products from the third party, and market and sell them<br>And distribution of these coal chemical products.<br>
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