英国采购需求：喜来芝、喜来芝树脂、喜来芝增强能量、喜来芝和免疫支持、喜来芝抗衰老、喜来芝认知功能

I'm reaching out to gather more information about your shilajit products, specifically in resin and powder forms. Could you please provide details regarding the origin of the shilajit you offer? Understanding the source is crucial for our quality assessment. Additionally, I'm keen to know about the quality standards you adhere to and the pricing for both forms. This info will help us evaluate options for potential collaboration. Looking forward to your prompt response!