sql:=" SELECT t.supplier_consignee,t.supplier_telephone,t.supplier_mobile from lie_supplier_channel c INNER JOIN lie_supplier_contact t on c.supplier_id=t.supplier_id where c.supplier_id = ? order by t.contact_id limit 1"
sql:="SELECT supplier_consignee,supplier_telephone,supplier_mobile from lie_supplier_contact where supplier_id=? order by contact_id LIMIT 1"