answer: #Person1# buys two liangs of Ginseng with #Person2#'s assistance. #Person2# introduces other kinds of herb to #Person1#, including hong zat, Gui yuan, and deer horn.
documents: #Person1#: OK. . . well, then how much is one jin? 
  #Person2#: Ginseng comes in 6 different grades. It runs from 5, 000 to 30, 000NT a jin. 
  #Person1#: 30, 000NT for ginseng? ! Do I have to buy a whole jin? 
  #Person2#: You can get a liang if you want. A liang is one-sixteenth of a jin. That would be 330NT. 
  #Person1#: Whew! That sounds more like my price range. I'll take two liangs. 
  #Person2#: I'll have my brother cut some for you. 
  #Person1#: This little red fruit looks good. What's it good for? 
  #Person2#: That's a lucky fruit called hong zao! People say that if you eat them, you will have your first son very soon! 
  #Person1#: Uh. . . , I'm not even married yet. How about this brown dried fruit? 
  #Person2#: Gui yuan are lucky, too! If you eat them, you'll have a very sweet life! 
  #Person1#: And how about these little brown chips? 
  #Person2#: Oh, that's deer horn. That helps you. . . umm, how should I put it?