1. November (1.1-11. Although the overall demand declined, the off-peak production reduction led to a decline in inventory. The national cement price index rose on a month-on-month basis. 2. In terms of cost, the coal price fluctuated downward, the price difference between cement and coal widened, and the profit situation is expected to improve. Regionally, Central South China led the rise and North China fell. On the demand side in December, the stock projects in the south decreased at the end of the construction in the north, while on the supply side, the supply of staggered peaks in the north and south declined, both supply and demand were weak, and the price in some areas showed signs of falling after pushing up. It is expected that the price of cement will fluctuate weakly in December. 3. 5. 6. 7. 8. Foreign guests from Nigeria visited Jiahuateshui. Mr. Jiahuateshui, the drilling engineer of Nigeria Sterling Company, visited Jiahua Special Cement Research Institute and General Plant, and appreciated the technology and production capacity of Jiahuateshui after learning about the situation. He shared his company's experience in the field of drilling engineering, the purpose of the trip and the direction of business cooperation. Sterling is a local enterprise in Nigeria, which started related activities in 2005 and has a good reputation in the international energy field. The company focuses on innovative and efficient technology. This exchange will enhance mutual understanding and lay the foundation for future cooperation.