Best places to visit in Shenzhen

Shenzhen ([ʂə́n.ʈʂə̂n]) is a major city in Guangdong Province, China; it forms part of the Pearl River Delta megalopolis, bordering Hong Kong to the south, Huizhou to the northeast, and Dongguan to the northwest.
It's 17:10 right now , with clear sky and the temperature of 20.88°C (69.584°F) in Shenzhen.