I got information about the RaoHe weaponary house from...
http://wuswordproject.com/index.php?m=20060204
I had been at the market once. The gallery seems to be a private place, not an public store. It 's on 2nd or 3rd floor of a "slot" on the southern side. There was a small sign showing a phone number for an appointment call. But I didn't bother

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I saw a link to a knife shop in Shilin market (selling production and local kitchen knives). But the market 's real huge. I went to the market twice but couldn't find it. Would you mind to give me some direction?
PS : My apology for hijacking the thread