var vendorcheck = ssmatl.getRange(x, 7).getValue();
      if (vendorcheck == 'YKK'){
               var dataRange = ssmatl.getRange(x, 1, 1, 5);
               var c = dataRange.getDisplayValues().join(c).concat('<br>',c);

              }}

      GmailApp.sendEmail('kvngo94@gmail.com', 'test rows', 'tet',{htmlBody: 'Plese kindly help me prepare some material as below:<br><br>'+c})

              }