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Clanging sounds can be heard from afar. At the welded gate, there is no sign to inform people that it's the knife factory of Ban Na Po community in Trang's Muang district. But the clanging sounds ensure visitors that this is the place to see the origin of the famous durable knives known as "Mit Phra Na Po"
Our community has made knives for more than 300 years," said Prawet Chitjan, 58, head of Ban Na Po Blacksmith Group, which he founded about two decades ago.

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