Couples walk on the red carpet during a celebration of their golden jubilee wedding anniversary ahead of the Double Ninth Festival in Jinan, East China's Shandong province, Oct 12, 2010. A total of 100 couples, married for 50 years, attended the party to embrace the upcoming festival, which is for the elderly and falls on the ninth day of the ninth month in the Chinese lunar calendar, Oct 16 this year. [Photo/Xinhua]

Couples take part in a celebration of their golden jubilee wedding anniversary ahead of the Double Ninth Festival in Jinan, East China's Shandong province, Oct 12, 2010. [Photo/Xinhua]

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