alter table dbo.Comprehensive_ConTechnologyDisclosure add DisclosurePersonNum int
go

exec sp_addextendedproperty 'MS_Description', N'½»΅ΧΘΛΚύ', 'SCHEMA', 'dbo', 'TABLE', 'Comprehensive_ConTechnologyDisclosure',
     'COLUMN', 'DisclosurePersonNum'
go