Volkswagen Investment In China: German carmaking giant Volkswagen Group said Thursday it would invest 2.5 billion euros (USD 2.7 billion) to expand its operations in China as it tries to prevent a sales slide in its most important market. The new multi-billion-euro investment will be used to further expand Volkswagen's production and innovation hub in Hefei, in the eastern province of Anhui, the group said in a news release.