<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:tem="http://tempuri.org/">
   <soapenv:Header/>
   <soapenv:Body>
      <tem:GetTPNameByTIN>
         <!--Optional:-->
         <tem:tin>00111200510349</tem:tin>
      </tem:GetTPNameByTIN>
   </soapenv:Body>
</soapenv:Envelope>

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
   <soap:Body>
      <GetTPNameByTINResponse xmlns="http://tempuri.org/">
         <GetTPNameByTINResult>
            <TIN>00111200510349</TIN>
            <Name>Некоммерческий кооператив Жилищно-сироительный кооператив Алтын-Казык Радикал</Name>
            <Status>0</Status>
         </GetTPNameByTINResult>
      </GetTPNameByTINResponse>
   </soap:Body>
</soap:Envelope>

$query='00111200510349';
$client = new SoapClient("http://ws2.sti.gov.kg/bankservice/tinservice.asmx?WSDL");
$result = $client->GetTPNameByTIN($query);
print_r($result);

stdClass Object
(
    [GetTPNameByTINResult] => stdClass Object
        (
            [Name] => 
            [Status] => 100
        )

)