 In November 2015, the Panasonic Corporation announced that it set up a new plant in Suzhou, China, through its subsidiary, Panasonic Ecology Systems Co., Ltd, to produce a new type of catalyst-coated diesel particulate filter (DPF) that decomposes matter contained in diesel engine exhaust gas.In November 2015, Panasonic Corporation start to retail locally harvested produce from its indoor agriculture facility salads via Veggie Life branding in Singapore, from the very first licensed indoor vegetable farm in the country using Panasonic's own technology.In February 2016, Panasonic and the City of Denver formed a formal partnership to make Denver the "smartest" city in America.