This combined photo shows toll-taker Tie Feiyan works in Yanjin County in southwest China's Yunnan Province (R, undated file photo) and she, as a deputy to the 12th National People's Congress, attends a press conference in Beijing, China, March 10, 2013. Six grassroots NPC deputies involving farmers and workers were invited to answer questions at the press conference held by the first session of the 12th NPC on March 10. (Xinhua)