This thing is not good to buy, because the Qingdao market is very little, it is recommended that you first go to the large seafood wholesale market conch stalls to see, ask them this conch are sold to who (basically the big hotels to receive goods), and then go to the hotel to buy, but this is the collection of time is very slow, and now eat this kind of thing less. 100,000 to a very long time it.
Then it is to make imitations, that is, to find the processing plant production (out of the product is to use clams and other shells of the shells ground into the powder and then grinder processed out).