Where to rent a bike in Beijing??Bicycle rental

Ride a bike and get around Beijing! Healthy, economical, amusive, Cool sport! And impressive tour.
a bike tour really can cut the travel budget and make more fun.
But need a nice bike.I recommend the "Bike Kingdom Rental" ,
their website is

http://www.rentbike.cn
http://www.rentbike.cn
http://www.rentbike.cn

http://www.bikekingdom.com

they deliver bikes to Chongwenmen metro station and hotel in Beijing.