Performers play the violin during a bougainvillea flower exhibition at Lianhua Hill Park in Futian District, Shenzhen, on Saturday. Coinciding with Shenzhen Park Culture Season that was inaugurated Friday, the 200,000-square-meter exhibition opened Friday and will last 20 days. More than 300,000 people visited the exhibition over the weekend, the park said yesterday. The monthlong Shenzhen Park Culture Season will feature a series of cultural activities to be held at seven city-level parks and 22 district-level parks across the city.   (Opinion on P6)Sun Yuchen