VERONA, Italy- Russian state lender VTB VTBR.MM is providing gas producer Gazprom with a credit line worth 4 billion euros ($4.45 billion) for its Amur gas processing plant, VTB CEO Andrey Kostin said on Thursday.

Kostin, speaking at an economic conference in Verona, Italy, also said VTB welcomed oil producer Rosneft's decision to switch to using euros instead of U.S. dollars in its contracts.

($1 = 0.8986 euros)

(Reporting by Olesya Astakhova; writing by Tom Balmforth; editing by Jason Neely) ((Tom.Balmforth@thomsonreuters.com;))