Russia-based Sibur is considering building a new giant petrochemical complex in Tobolsk (in Tyumen, western Siberia), which is expected to be the largest in Russia and one of the largest in the world, according to Dmitry Konov, CEO of the company, as reported in Europeanp Plastics News. The new project, which is expected to be known as ZapSibNeftehim, involves the construction of a pyrolysis facility with a capacity of 1.5 mln tons of ethylene. The company will also build several units to produce up to 2 mln tpa of polymers. The project requires approval of the company’s board and that the final decision will be made in 2012. Timing of the project and its financial details have not yet been disclosed. There is a possibility that it might be implemented by 2016-2017.