On September 29, 2010, Cabot Corporation and China National Bluestar (Group) Corporation broke ground on the expansion of their world-class fumed silica manufacturing facility in Jiangxi Province, China. The $43 million investment is a project of Cabot Bluestar Chemical (Jiangxi) Co. Ltd., a joint venture between subsidiaries of Cabot Corporation and China National Bluestar (Group) Corporation. The expansion will expand the site to produce up to 20,000 metric tons of fumed silica annually. In the first phase of this expansion, capacity will increase from 5,000 metric tons to 15,000 metric tons with commissioning expected in the second half of calendar year 2011.