OREANDA-NEWS. November 08, 2013. Haldor Topsoe AS, Ravnholm, Denmark, reported the start-up in Xinjiang, China, of what it calls the world’s largest substitute natural gas plant.

The USD4.1 billion, single-train plant has a planned output of 1.4 normal cu m/year of SNG. Qinghua Group of China owns and operates the facility.

The plant uses Hador Topsoe technology for methanation of synthesis gas derived from coal.

Most of the SNG produced at the Qinghua will be moved by pipeline to populous areas of China, especially in the eastern part of the country.