Amid U.S. sanctions stalling progress on natural gas exports from a new Arctic LNG plant, Russian gas producer Novatek is opening an office in China and creating a team based there to sell gas, Reuters reported on Tuesday, citing sources with knowledge of the plans. Novatek, which is the biggest LNG producer and exporter in Russia, has been working to set up a marketing and business development team based in China for months, according to multiple undisclosed sources who spoke to Reuters. Novatek’s new Arctic LNG 2 project…