code: public static void sendEmail(String email, String subject, String emailBody) {
          Intent emailIntent = new Intent(Intent.ACTION_SEND);
          emailIntent.setType("message/rfc822");
          emailIntent.putExtra(Intent.EXTRA_EMAIL, new String[]{email});
          emailIntent.putExtra(Intent.EXTRA_SUBJECT, subject);
          emailIntent.putExtra(Intent.EXTRA_TEXT, emailBody);
  
          emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
  
          try {
              QuickUtils.getContext().startActivity(emailIntent);
          } catch (android.content.ActivityNotFoundException ex) {
              QuickUtils.system.toast("There are no email clients installed.");
          }
      }
docs: Share via Email
  
  @param email     destination email (e.g. support@company.com)
  @param subject   email subject
  @param emailBody email body