美国采购需求：工厂验收测试、工厂检验员、工厂供应商、社会责任审核、社会责任合规审核员

I'm interested in your factory audit services as I consider placing a purchase order. Before I proceed with any deposits, I'd like to ensure that the supplier is a credible source for products. Can you provide details on your audit process and any relevant experience you have in this area? Additionally, I'd appreciate information on the timeline and costs associated with your services. Understanding these aspects will help me make an informed decision before moving forward. Looking forward to your response!