LL for purifying the air indoors:

2 jonquile plants with flowers
20rmb/each

1 small spider in ceramic pot(30cm)
50rmb

1 sago cycas in ceramic pot
50rmb

1 pot of Chamaedorea Elegans
60rmb

1 Big spider plant in ceramic pots,each one is around 85cm tall,best plant for air.
70rmb

close to qingnianlu station on line6