Russian aluminium giant RUSAL announced that 4 more enterprises of the company have been certified according to the standards of the international organization Aluminum Stewardship Initiative. The Kandalaksha aluminum smelter, Sayanal and Armenal aluminum foil plants (Armenia), as well as Europe's largest alumina refinery Auginish (Ireland) successfully passed a certification audit for compliance with the requirements of ASI Performance and ASI Chain of Custody standards and were included in valid ASI RUSAL certificates.As a result, the number of RUSAL sites certified according to ASI standards has reached 13. Among those previously certified are the largest aluminum smelters of the company - Krasnoyarsk, Bratsk, Sayanogorsk, Irkutsk and Boguchansky. Audit for compliance with ASI standards is carried out by an independent accredited company DNV GL.The company plans to continue certification of its enterprises.RUSAL joined the international Aluminum Stewardship Initiative (ASI) in 2015. The ASI Performance Standard is recognized as the only sustainability standard for the aluminum value chain. The requirements of the standard cover 11 groups of criteria, including business ethics, management, environmental aspects, human rights and social aspects of activity. In turn, the ASI Chain of Custody standard is designed to help companies in the aluminum industry who are ready to provide their customers and stakeholders with an independent guarantee of responsible production and supply of products.