get PPP list from a single page
getWaterQ_MEP_all_unit(year, week, station1, station2, proxy = NULL)
In which year you would like to scrape
In which week you would like to scrape
the start station index on the page
the end station index on the page
if you wnat to use a proxy to avoid blocking, you can input a proxy, otherwise leave it blank.
A table of PPP projects collected from your input page
http://datacenter.mee.gov.cn/report/getCountGraph.do?type=runQianWater