Three core documents must be verified:Legally operating export agencies must possess three core certification documents:需包含”貨物import and export”或”代理報關”經營范圍;海關備案登記證書可通過中國海關企業進出口信用信息公示平臺驗證;(Enterprises of category B and above are in normal status)確保其具有合法收付匯資質。建議登錄商務部業務系統統一平臺查詢企業備案信息。