A boy tries to ride a camel with the help of the camel owner at Nairobi International Trade Fair in Nairobi, capital of Kenya, Oct. 5, 2012. The Nairobi International Trade Fair was held from Oct. 1 to 7 in Nairobi. This year's fair focused on the theme of the enhancing technology in agriculture and industry for food security and national growth. (Xinhua/Zhang Weiyi)

 A little girl cries as she is put on traditional african makeup at Nairobi International Trade Fair in Nairobi, capital of Kenya, Oct. 5, 2012. The Nairobi International Trade Fair was held from Oct. 1 to 7 in Nairobi. This year's fair focused on the theme of the enhancing technology in agriculture and industry for food security and national growth. (Xinhua/Zhang Weiyi)

Many People visit the agricultural booth at Nairobi International Trade Fair in Nairobi, capital of Kenya, Oct. 5, 2012. The Nairobi International Trade Fair was held from Oct. 1 to 7 in Nairobi. This year's fair focused on the theme of the enhancing technology in agriculture and industry for food security and national growth. (Xinhua/Zhang Weiyi)

Several soldiers stand at a booth of Nairobi International Trade Fair in Nairobi, capital of Kenya, Oct. 5, 2012. The Nairobi International Trade Fair was held from Oct. 1 to 7 in Nairobi. This year's fair focused on the theme of the enhancing technology in agriculture and industry for food security and national growth. (Xinhua/Zhang Weiyi)

A man rests against the advertising wall at Nairobi International Trade Fair in Nairobi, capital of Kenya, Oct. 5, 2012. The Nairobi International Trade Fair was held from Oct. 1 to 7 in Nairobi. This year's fair focused on the theme of the enhancing technology in agriculture and industry for food security and national growth. (Xinhua/Zhang Weiyi)

Two ladies ride a camel to visit Nairobi International Trade Fair in Nairobi, capital of Kenya, Oct. 5, 2012. The Nairobi International Trade Fair was held from Oct. 1 to 7 in Nairobi. This year's fair focused on the theme of the enhancing technology in agriculture and industry for food security and national growth. (Xinhua/Zhang Weiyi)

A marketer dressed as a member of boy scout to solicit business at a booth of Nairobi International Trade Fair in Nairobi, capital of Kenya, Oct. 5, 2012. The Nairobi International Trade Fair was held from Oct. 1 to 7 in Nairobi. This year's fair focused on the theme of the enhancing technology in agriculture and industry for food security and national growth. (Xinhua/Zhang Weiyi)