尼日利亚采购需求：芝麻加工厂，谷物清理线，大豆清理机，种子清理机，精清理机，芝麻重力去石机

I'm reaching out to get some details regarding the Sesame Double air cleaner for delivery to Nigeria. Could you provide me with the pricing information and any additional fees that may apply? Additionally, I'd like to understand the purchase process, including shipping timelines, payment terms, and whether there are any bulk order discounts available. Looking forward to your prompt response!