Hello everyone

In the information above i find a info
"Shanghai has introduced tourist shopping buses bound for Yiwu (a famous wholesale market of small articles in China) of Zhejiang Province. Every morning at 7:00 a bus starts from People's Square of Shanghai and Yiwu respectively. It reaches the destination within three hours and returns at 17:00."

1- How to get ticket and what is cost of that ?
2- 17:00 leave from yiwu o arrive shanghai ?

pls give info enable me to book it