Tourists pose for photos in the Qingdao Olympic Sailing Center in Qingdao, east China's Shandong Province, Oct. 4, 2008. Qingdao Olympic Sailing Center opened to public on Monday. The center accepted 30,000 person-times per day during the passed days of the National Day holiday.

A sail boat lies in the Qingdao Olympic Sailing Center in Qingdao, east China's Shandong Province, Oct. 4, 2008.

Tourists visit the Qingdao Olympic Sailing Center in Qingdao, east China's Shandong Province, Oct. 4, 2008.

Tourists visit the Qingdao Olympic Sailing Center in Qingdao, east China's Shandong province, Oct. 4, 2008.

Qingdao Olympic Sailing Center opened to public on Monday. The center accepted 30,000 person-times per day during the passed days of the National Day holiday.