update t_mal_extdata set fchecktype='2' WHERE FID=530841016689795072 and fchecktype=' ';
update t_mal_extdata set fchecktype='1' WHERE FID=530841260160753664 and fchecktype=' ';
update t_mal_extdata set fchecktype='1' WHERE FID=530841683483467776 and fchecktype=' ';
update t_mal_extdata set fchecktype='1' WHERE FID=530841789792296960 and fchecktype=' ';