104-year-old Qiao Junior (R) and her twin sister Qiao Senior pore at each other in Zhucheng of Weifang City, east China`s Shandong Province Thursday June 18, 2009. Born at dawn of last centuary in 1905, the twin centenarians were recorded in Guinness Book last October as the world`s oldest twins.[CFP]

104-year-old Qiao Junior (2nd-R) and her twin sister Qiao Senior (2nd-L) sit together, flanked by their sons respectively, in Zhucheng of Weifang City, east China`s Shandong Province Thursday June 18, 2009. Born at dawn of last centuary in 1905, the twin centenarians were recorded in Guinness Book last October as the world`s oldest twins. [CFP]

104-year-old Qiao Junior (R) and her twin sister Qiao Senior sit together with their Guniness record certification, in Zhucheng of Weifang City, east China`s Shandong Province Thursday June 18, 2009. Born at dawn of last centuary in 1905, the twin centenarians were recorded in Guinness Book last October as the world`s oldest twins. [CFP]

104-year-old Qiao Junior (R) grooms the hair of her twin sister Qiao Senior in Zhucheng of Weifang City, east China`s Shandong Province Thursday June 18, 2009. Born at dawn of last centuary in 1905, the twin centenarians were recorded in Guinness Book last October as the world`s oldest twins. The title`s former holders were Japanese Kin Narita and Gin Kanie, born in 1892, who died in 2000 and 2001 respectively. [CFP]