Лісоматеріали, колоди (деревина), круглий ліс класифіковані за галуззю застосування

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Hi, I am looking to find a manufacturer of Yerba Mate cups. They are made of palo santo wood on the inside and wrapped in stainless steel. I am aware that there are several factories as such in Paraguay. Can someone get me in touch with them? Regards, Caesar Bachowski