zhaoxinwo can help you search douban rental data(e.g. http://www.douban.com/group/26926/).
Up till now, zhaoxinwo has been running for 8 months and more than one thousand users used it.
The android source code is here: https://github.com/zhaoxinwo/zhaoxinwo-android.
http://app.mi.com/detail/83659
MIT