3-A 衛生標準公司（3-A SSI）是一家非營利性協會，其成員包括設備制造商、食品加工企業、監管衛生專家及公共衛生領域專業人士。通過數十年的協作，這些機構共同建立了完整的3-A衛生標準體系及3-A公認操作規范（3-A Accepted Practices），該體系現已廣泛應用于全球乳制品及食品加工設備與系統領域。

Dixon Sanitary通過3-A第三方驗證（Third Party Verification, TPV）項目獲得3-A標志認證。該項目要求由獨立第三方機構進行專業評估，而非企業自我聲明合規，以確保產品在設計、制造及性能等方面均符合相關3-A標準要求。

3-A標準已被美國農業部（USDA）及美國食品藥品監督管理局（FDA）認可。

Dixon Sanitary已獲得以下3-A認證資質：

3-A Sanitary Standards, Inc. (3-A SSI) is a non-profit association representing equipment manufacturers, processors, regulatory sanitarians and other public health professionals. Through many decades of cooperation, these groups have established a comprehensive inventory of 3-A Sanitary Standards and 3-A Accepted Practices now known around the world for dairy and food processing equipment and systems.

Dixon Sanitary has earned its 3-A symbols through the 3-A Third Party Verification (TPV) program, requiring a professional assessment rather than voluntary compliance, making certain each product conforms in all respects to the published standards. The 3-A Standards are accepted by the USDA and FDA. Dixon Sanitary holds the following 3-A certifications: