File photo taken on Feb. 28, 2012 shows workers transferring textile material made in China at the warehouse of the Greenwood International Trade Center in Moscow, Russia. The Greenwood International Trade Center, a 350-million-U.S.-dollar program financed by China Chengtong Development Group, started operation in Moscow in Spet. 2011. The Greenwood covers an area of 200,000 square meters, with a total construction area of 132,600 square meters. The trade center, the largest Chinese investment project in the field of commerce in Russia, serves as a platform for Chinese products to enter the Russian market. (Xinhua/Jiang Kehong)