A car runs past three posters of the China Shenyang International Horticultural Expo in Shenyang, capital city of northeast China's Liaoning Province, April 29, 2006. The six-month expo was opened on April 30, attracting exhibitors from 23 countries

People visit the rose garden at the China Shenyang International Horticultural Expo in Shenyang, capital city of northeast China's Liaoning Province, April 30, 2006. (Xinhua photo)

Photo taken on April 29, 2006 shows the Lily Tower at the venue of the China Shenyang International Horticultural Expo in Shenyang, capital city of northeast China's Liaoning Province. (Xinhua photo)

Two visitors (Rear) share happy moments with workers of the Myanmar Garden during the China Shenyang International Horticultural Expo in Shenyang, capital city of northeast China's Liaoning Province, April 30, 2006. (Xinhua photo)

Visitors view flowers during the China Shenyang International Horticultural Expo in Shenyang, capital city of northeast China's Liaoning Province, April 30, 2006. (Xinhua photo)

A horticulturist from southeast China's Taiwan Province shows horticultural creations during the China Shenyang International Horticultural Expo in Shenyang, capital city of northeast China's Liaoning Province, April 30, 2006. (Xinhua photo)