点击上方链接在线查询DEF获证企业目录，在该目录中，您可以查询到所有有效的获证企业及其通过认证的全部产品信息。
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Through multi-platform and multi-media eLearning, API’s Training Program offers comprehensive training developed by experts on API Standards and Recommended Practices.
The MOM mark helps customers identify distributors and oil change locations committed to providing motor oil meeting the performance standard recommended by most vehicle and engine manufacturers.
The Compass platform provides organization-wide access to all the API standards and specifications needed to ensure safety, compliance and interoperability.
