KIEV, Feb. 22 - Arcelor Mittal Kryviy Rih (formerly Kryvorizhstal), Ukraine's biggest steel producer, boosted steel shipments to the CIS 42.1% in 2007 to 1.009 million tons, the company said.

The company shipped 281,000 tons of steel to the CIS in 2005 and 710,000 tons in 2006.

The company said it gained more than 100 new CIS customers in 2007 and that its customer-based had risen more than 2.5-fold since 2005.