SES mail always go spam folder in gmail

In aws, I create ses credential in Oregon Region, and then add verify main domain and admin mail. In my php project, I use this credentials info. But, Mail was sent spam folder always. In SES service's top bar, I notice this announce

While I show the original message of sent mail, SPF : Pass with IP and DKIM : Pass with domain

In Reputation metrics, Historic bounce rate is 0.50% and Historic complaint rate is 0.02%.

In Identites's domain detail, I have no addition Custom MAIL FROM domain.

As I tried in edition of mail's header, body msg, mail is sending spam folder.Moreover, nothing attachment in mail.

All of my project's env has occur this situation. prod => domain, staging => stg.domain, dev => dev.domain

I have no idea for this spam mail sending. Pls, Suggest me how to fix it.