ALTER TABLE `security_confesscompany`
ADD COLUMN `province`  varchar(50) NULL COMMENT '所在地省代码' AFTER `bz3`,
ADD COLUMN `city`  varchar(50) NULL COMMENT '所在地市代码' AFTER `province`,
ADD COLUMN `district`  varchar(50) NULL COMMENT '所在地县（区）代码' AFTER `city`;