Yes, the packet in the pic was the one I bought. 
Can ask your mum what other herb she adds to it, besides the xia gu
cao? If you happen to remember lah.
I'm trying to replicate the taste of a particular brand of bottled
herbal tea, but the scientific name of the 2nd herb (printed on the
ingredient list) is unknown to me. I was told to add lou han guo,
but it totally overwhelmed the taste. 