In January of this year, by-product coke plants of Ukraine imported 660,000 tons of ROM coking coal and coal concentrate for coking, which is 34% less than in the same period last year. According to the information note of the Ukrmetallurgprom association, following a balance meeting held on Wednesday, the supply of Ukrainian coal last month amounted to 370,000 tons, which is 43% more than the same period last year.