diff --git a/@overflow/discovery/component/search-result.component.html b/@overflow/discovery/component/search-result.component.html
index dc5e054..7caec74 100644
--- a/@overflow/discovery/component/search-result.component.html
+++ b/@overflow/discovery/component/search-result.component.html
@@ -15,7 +15,7 @@
         <!-- HOST node template -->
         <ng-template let-node pTemplate="HOST">
             <div @discoveryResultAnim>
-                <div *ngIf="checkHighligt(node.label) else unhighlightHost">
+                <div *ngIf="checkHighlight(node.label) else unhighlightHost">
                     <p-toggleButton onLabel="{{node.label}}" offLabel="{{node.label}}" onIcon="fa-check" offIcon="fa-square" [style]="{'width':'200px'}"
                         (onChange)="onTargetSelect($event, node)"></p-toggleButton>
                 </div>
diff --git a/@overflow/discovery/component/search-result.component.ts b/@overflow/discovery/component/search-result.component.ts
index eb4eed0..e09278e 100644
--- a/@overflow/discovery/component/search-result.component.ts
+++ b/@overflow/discovery/component/search-result.component.ts
@@ -6,8 +6,8 @@ import {
   OnInit,
   OnChanges,
 } from '@angular/core';
-
-import { Subscription } from 'rxjs';
+import { catchError, exhaustMap, map, tap, take } from 'rxjs/operators';
+import { Subscription, Observable, of } from 'rxjs';
 
 import { DiscoverZone, Zone, Host, Port, Service } from '@overflow/commons-typescript/model/discovery';
 import { TreeNode, Message, Tree } from 'primeng/primeng';
@@ -17,6 +17,8 @@ import { ProbeHost } from '@overflow/commons-typescript/model/probe';
 import { Anim } from './animation';
 import { DiscoveryNotify } from '../subscriber/discovery.subscriber';
 import { InfraHost, InfraService } from '@overflow/commons-typescript/model/infra';
+import { TargetService } from '../../target/service/target.service';
+import { Target } from '@overflow/commons-typescript/model/target';
 
 @Component({
   selector: 'of-discovery-result',
@@ -33,13 +35,12 @@ export class SearchResultComponent implements OnInit, OnChanges {
   discoverySubscription: Subscription;
   zoneNode: TreeNode[] = [];
   hostNode: TreeNode[] = [];
-  selectedItems: TreeNode[] = [];
+  selectedItems = [];
   msgs: Message[];
-
-  discoveredHosts: Host[] = [];
-  discoveredServices: Service[] = [];
+  error$: Observable<any>;
 
   constructor(
+    private targetService: TargetService
   ) {
   }
 
@@ -56,8 +57,6 @@ export class SearchResultComponent implements OnInit, OnChanges {
 
   ngOnChanges(changes: SimpleChanges): void {
     if (changes['finished'] && changes['finished'].currentValue === true) {
-      this.saveInfras();
-      // TODO: Comes after save infra
       this.msgs = [];
       this.msgs.push({
         severity: 'success',
@@ -68,12 +67,23 @@ export class SearchResultComponent implements OnInit, OnChanges {
 
 
   addHost(host: Host) {
-    this.discoveredHosts.push(host);
+    // this.targetService.findExistHostTarget(this.probeHost.probe.id, host.ipv4)
+    //   .pipe(
+    //     map((target: Target) => {
+
+    //     }),
+    //     catchError(error => {
+    //       this.error$ = of(error);
+    //       return of();
+    //     }),
+    // ).subscribe();
+
     const idx = this.findHostIndex(host);
     this.hostNode.splice(idx, 0, {
       type: 'HOST',
       label: host.ipv4,
       data: {
+        exist: false,
         ip: this.convertIPtoNumber(host.ipv4),
         ipv6: host.ipv6,
         mac: host.mac,
@@ -86,7 +96,6 @@ export class SearchResultComponent implements OnInit, OnChanges {
   }
 
   addService(service: Service) {
-    this.discoveredServices.push(service);
     const targetHostNode = this.findHostNodeByService(service);
     const idx = this.findServiceIndex(targetHostNode.children, service);
     targetHostNode.children.splice(idx, 0, {
@@ -162,7 +171,7 @@ export class SearchResultComponent implements OnInit, OnChanges {
     });
   }
 
-  checkHighligt(label: string) {
+  checkHighlight(label: string) {
     let highlight = true;
     if (this.filterWord && (label.toUpperCase().indexOf(this.filterWord.toUpperCase()) < 0)) {
       highlight = false;
@@ -173,46 +182,18 @@ export class SearchResultComponent implements OnInit, OnChanges {
     return highlight;
   }
 
-  saveInfras() {
-    this.discoveredHosts.forEach(host => {
-      const infraHost: InfraHost = {
-        probe: this.probeHost.probe,
-        infraType: {
-          id: 2
-        },
-        os: {},
-        ipv4: host.ipv4,
-        ipv6: host.ipv6,
-        mac: host.mac,
-      };
-    });
-
-    this.discoveredServices.forEach(service => {
-      const infraService: InfraService = {
-        probe: this.probeHost.probe,
-        infraType: {
-          id: 7
-        },
-        host: {
-        },
-        portType: service.port.portType,
-        port: service.port.portNumber,
-        vendor: {
-        }
-      };
-    });
-  }
 
   saveTargets() {
     console.log(this.selectedItems);
-    let node: TreeNode;
-    for (node of this.selectedItems) {
-      if (node.type === 'HOST') {
-        // InfraHost
-      } else if (node.type === 'SERVICE') {
-        // InfraService
-        // InfraOSPort?
+    const hosts: Host[] = [];
+    const services: Service[] = [];
+    this.selectedItems.forEach(value => {
+      if (value.ipv4) {
+        hosts.push(value);
+      } else {
+        services.push(value);
       }
-    }
+    });
+    this.targetService.registDiscoveredTargets(this.probeHost.probe.id, null, null);
   }
 }
diff --git a/@overflow/infra/component/infra-map.component.ts b/@overflow/infra/component/infra-map.component.ts
index 78f5b08..ab4b1f2 100644
--- a/@overflow/infra/component/infra-map.component.ts
+++ b/@overflow/infra/component/infra-map.component.ts
@@ -156,7 +156,7 @@ export class InfraMapComponent implements OnInit, AfterContentInit {
 
     for (const sensor of sensorList) {
       const st = {
-        label: 'Sensors - ' + sensor.crawler.name,
+        label: 'Sensors - ' + sensor.metaCrawler.name,
         type: 'sensor',
         obj: sensor,
         expanded: true
@@ -254,7 +254,7 @@ export class InfraMapComponent implements OnInit, AfterContentInit {
 
           for (let i = 0; i < ifsl.length; ++i) {
             const ts = {
-              label: 'Service - ' + ifsl[i].vendor.name,
+              label: 'Service - ' + ifsl[i].metaInfraVendor.name,
               type: 'service',
               expandedIcon: 'fa-folder-open',
               collapsedIcon: 'fa-folder',
@@ -285,7 +285,7 @@ export class InfraMapComponent implements OnInit, AfterContentInit {
   sortInfraToMap(probeMap: Map<number, InfraHost[]>, hostMap: Map<string, InfraService[]>, filterStr: string) {
 
     for (const infra of this.totalList) {
-      const infraType = infra.infraType.name;
+      const infraType = infra.metaInfraType.name;
       if (infraType === 'HOST') {
         const infraHost: InfraHost = infra;
         if (filterStr && String(infraHost.ipv4).indexOf(filterStr) < 0) {
@@ -306,11 +306,11 @@ export class InfraMapComponent implements OnInit, AfterContentInit {
           continue;
         }
 
-        if (hostMap.has(infraService.host.ipv4) === false) {
-          hostMap.set(infraService.host.ipv4, []);
+        if (hostMap.has(infraService.infraHost.ipv4) === false) {
+          hostMap.set(infraService.infraHost.ipv4, []);
         }
 
-        const isl = hostMap.get(infraService.host.ipv4);
+        const isl = hostMap.get(infraService.infraHost.ipv4);
         isl.push(infraService);
 
       }
@@ -335,7 +335,7 @@ export class InfraMapComponent implements OnInit, AfterContentInit {
 
   checkFilterString(infraService: InfraService, filterStr: string) {
     const upperCased = filterStr.toUpperCase().toUpperCase();
-    if (infraService.vendor.name.toUpperCase().indexOf(upperCased) < 0 &&
+    if (infraService.metaInfraVendor.name.toUpperCase().indexOf(upperCased) < 0 &&
       String(infraService.port).toUpperCase().indexOf(upperCased) < 0 &&
       infraService.portType.toUpperCase().indexOf(upperCased)) {
       return true;
diff --git a/@overflow/target/service/target.service.ts b/@overflow/target/service/target.service.ts
index 09e9934..8d63b5f 100644
--- a/@overflow/target/service/target.service.ts
+++ b/@overflow/target/service/target.service.ts
@@ -23,4 +23,11 @@ export class TargetService {
     return this.rpcService.call<Target>('TargetService.modify', target);
   }
 
+  public findExistHostTarget(probeID: number, hostIP: string): Observable<Target> {
+    return this.rpcService.call<Target>('TargetService.readExistHostTarget', probeID, hostIP);
+  }
+
+  public findExistServiceTarget(hostID: number, portNumber: number, portType: string): Observable<Target> {
+    return this.rpcService.call<Target>('TargetService.readExistServiceTarget', hostID, portNumber, portType);
+  }
 }
diff --git a/package-lock.json b/package-lock.json
index fc110d2..60c9d05 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -453,9 +453,9 @@
       }
     },
     "@overflow/commons-typescript": {
-      "version": "0.0.7",
-      "resolved": "https://nexus.loafle.net/repository/npm-all/@overflow/commons-typescript/-/commons-typescript-0.0.7.tgz",
-      "integrity": "sha512-qbrNlHEZjUfmuExcHEQ1Bf+PNQfkAZsbinDSGU4ndD4H8hNg/Cv2i4TWaLSWVqXrbIEZkKmv4AZJC9WQTUcFPA=="
+      "version": "0.0.8",
+      "resolved": "https://nexus.loafle.net/repository/npm-all/@overflow/commons-typescript/-/commons-typescript-0.0.8.tgz",
+      "integrity": "sha512-yaN3kYofzzJjRJsMuRHbryWVQU6AdsmVbGBmvdKvXQrI/xZzss2K5ZRTqDAOAHEXpyk1Ty+yeXMEPihfLv5bqw=="
     },
     "@schematics/angular": {
       "version": "0.6.5",