Dears ,
there's a famous activity in beijing called bubble soccer, for those who doesn't know what it is ,check out the link beside: http://www.paopaozuqiu.com/english

since it's a group sport, we need at least 12 people to play. so if you are interested in , let me know .
the price for each person is between 240rmb to 100rmb, depends on the amount of players. the more , the cheaper. (you can check the exact price table from that link.

date: weekends.when there's enough players , i'll book.
place: near 798 park.
what to bring: just yourself.
price: 100rmb(if 30people join) to 240rmb(if 12 people join)