diff --git a/src/main/java/ru/ulstu/conference/controller/ConferenceController.java b/src/main/java/ru/ulstu/conference/controller/ConferenceController.java
index a143e3b..4c5ea91 100644
--- a/src/main/java/ru/ulstu/conference/controller/ConferenceController.java
+++ b/src/main/java/ru/ulstu/conference/controller/ConferenceController.java
@@ -56,6 +56,8 @@ public class ConferenceController {
     @GetMapping("/dashboard")
     public void getDashboard(ModelMap modelMap) {
         modelMap.put("conferences", conferenceService.findAllActiveDto());
+
+        conferenceService.setChartData(modelMap); // example
     }
 
     @GetMapping("/conference")
@@ -132,6 +134,15 @@ public class ConferenceController {
         return CONFERENCE_PAGE;
     }
 
+    @PostMapping(value = "/conference", params = "pingConference")
+    public String ping(@Valid ConferenceDto conferenceDto, Errors errors) throws IOException {
+        if (errors.hasErrors()) {
+            return CONFERENCE_PAGE;
+        }
+        conferenceService.ping(conferenceDto);
+        return CONFERENCE_PAGE;
+    }
+
     @ModelAttribute("allParticipation")
     public List<ConferenceUser.Participation> getAllParticipation() {
         return conferenceService.getAllParticipations();
diff --git a/src/main/java/ru/ulstu/conference/model/Conference.java b/src/main/java/ru/ulstu/conference/model/Conference.java
index 8068e04..3f77699 100644
--- a/src/main/java/ru/ulstu/conference/model/Conference.java
+++ b/src/main/java/ru/ulstu/conference/model/Conference.java
@@ -35,7 +35,7 @@ public class Conference extends BaseEntity {
 
     private String url;
 
-    private int ping;
+    private int ping = 0;
 
     @Column(name = "begin_date")
     @Temporal(TemporalType.TIMESTAMP)
diff --git a/src/main/java/ru/ulstu/conference/repository/ConferenceRepository.java b/src/main/java/ru/ulstu/conference/repository/ConferenceRepository.java
index f217db9..3a8bbe1 100644
--- a/src/main/java/ru/ulstu/conference/repository/ConferenceRepository.java
+++ b/src/main/java/ru/ulstu/conference/repository/ConferenceRepository.java
@@ -1,6 +1,7 @@
 package ru.ulstu.conference.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import ru.ulstu.conference.model.Conference;
@@ -19,4 +20,8 @@ public interface ConferenceRepository extends JpaRepository<Conference, Integer>
 
     @Query("SELECT case when count(c) > 0 then true else false end FROM Conference c JOIN c.papers p WHERE p.id = :paperId")
     boolean isPaperAttached(@Param("paperId") Integer paperId);
+
+    @Modifying
+    @Query("UPDATE Conference c SET c.ping = (c.ping + 1) WHERE c.id = :id")
+    int updatePingConference(@Param("id") Integer id);
 }
diff --git a/src/main/java/ru/ulstu/conference/service/ConferenceService.java b/src/main/java/ru/ulstu/conference/service/ConferenceService.java
index e6338fb..905c208 100644
--- a/src/main/java/ru/ulstu/conference/service/ConferenceService.java
+++ b/src/main/java/ru/ulstu/conference/service/ConferenceService.java
@@ -4,6 +4,7 @@ import org.apache.commons.lang3.StringUtils;
 import org.springframework.data.domain.Sort;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.ui.ModelMap;
 import ru.ulstu.conference.model.Conference;
 import ru.ulstu.conference.model.ConferenceDto;
 import ru.ulstu.conference.model.ConferenceFilterDto;
@@ -12,6 +13,7 @@ import ru.ulstu.conference.repository.ConferenceRepository;
 import ru.ulstu.deadline.service.DeadlineService;
 import ru.ulstu.paper.model.Paper;
 import ru.ulstu.paper.service.PaperService;
+import ru.ulstu.ping.service.PingService;
 import ru.ulstu.user.model.User;
 import ru.ulstu.user.service.UserService;
 
@@ -33,17 +35,20 @@ public class ConferenceService {
     private final DeadlineService deadlineService;
     private final PaperService paperService;
     private final UserService userService;
+    private final PingService pingService;
 
     public ConferenceService(ConferenceRepository conferenceRepository,
                              ConferenceUserService conferenceUserService,
                              DeadlineService deadlineService,
                              PaperService paperService,
-                             UserService userService) {
+                             UserService userService,
+                             PingService pingService) {
         this.conferenceRepository = conferenceRepository;
         this.conferenceUserService = conferenceUserService;
         this.deadlineService = deadlineService;
         this.paperService = paperService;
         this.userService = userService;
+        this.pingService = pingService;
     }
 
     public ConferenceDto getExistConferenceById(Integer id) {
@@ -151,7 +156,6 @@ public class ConferenceService {
         conference.setTitle(conferenceDto.getTitle());
         conference.setDescription(conferenceDto.getDescription());
         conference.setUrl(conferenceDto.getUrl());
-        conference.setPing(0);
         conference.setBeginDate(conferenceDto.getBeginDate());
         conference.setEndDate(conferenceDto.getEndDate());
         conference.getPapers().clear();
@@ -188,4 +192,36 @@ public class ConferenceService {
     public boolean isAttachedToConference(Integer paperId) {
         return conferenceRepository.isPaperAttached(paperId);
     }
+
+    @Transactional
+    public void ping(ConferenceDto conferenceDto) throws IOException {
+        pingService.addPing(findOne(conferenceDto.getId()));
+        conferenceRepository.updatePingConference(conferenceDto.getId());
+    }
+
+    public Conference findOne(Integer conferenceId) {
+        return conferenceRepository.findOne(conferenceId);
+    }
+
+    public void setChartData(ModelMap modelMap) {
+        //first, add the regional sales
+        Integer northeastSales = 17089;
+        Integer westSales = 10603;
+        Integer midwestSales = 5223;
+        Integer southSales = 10111;
+
+        modelMap.addAttribute("northeastSales", northeastSales);
+        modelMap.addAttribute("southSales", southSales);
+        modelMap.addAttribute("midwestSales", midwestSales);
+        modelMap.addAttribute("westSales", westSales);
+
+        //now add sales by lure type
+        List<Integer> inshoreSales = Arrays.asList(4074, 3455, 4112);
+        List<Integer> nearshoreSales = Arrays.asList(3222, 3011, 3788);
+        List<Integer> offshoreSales = Arrays.asList(7811, 7098, 6455);
+
+        modelMap.addAttribute("inshoreSales", inshoreSales);
+        modelMap.addAttribute("nearshoreSales", nearshoreSales);
+        modelMap.addAttribute("offshoreSales", offshoreSales);
+    }
 }
diff --git a/src/main/java/ru/ulstu/ping/model/Ping.java b/src/main/java/ru/ulstu/ping/model/Ping.java
new file mode 100644
index 0000000..c7e4c5e
--- /dev/null
+++ b/src/main/java/ru/ulstu/ping/model/Ping.java
@@ -0,0 +1,73 @@
+package ru.ulstu.ping.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.springframework.format.annotation.DateTimeFormat;
+import ru.ulstu.conference.model.Conference;
+import ru.ulstu.core.model.BaseEntity;
+import ru.ulstu.user.model.User;
+
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import javax.persistence.Temporal;
+import javax.persistence.TemporalType;
+import java.util.Date;
+
+@Entity
+@Table(name = "ping")
+public class Ping extends BaseEntity {
+    @Temporal(value = TemporalType.TIMESTAMP)
+    @DateTimeFormat(pattern = "yyyy-MM-dd")
+    private Date date;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "users_id")
+    private User user;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "conference_id")
+    private Conference conference;
+
+    public Ping() {
+    }
+
+    public Ping(Date date, User user) {
+        this.date = date;
+        this.user = user;
+    }
+
+    public Ping(@JsonProperty("id") Integer id,
+                @JsonProperty("date") Date date,
+                @JsonProperty("user") User user,
+                @JsonProperty("conference") Conference conference) {
+        setId(id);
+        this.date = date;
+        this.user = user;
+        this.conference = conference;
+    }
+
+    public Date getDate() {
+        return date;
+    }
+
+    public void setDate(Date date) {
+        this.date = date;
+    }
+
+    public User getUser() {
+        return user;
+    }
+
+    public void setUser(User user) {
+        this.user = user;
+    }
+
+    public Conference getConference() {
+        return conference;
+    }
+
+    public void setConference(Conference conference) {
+        this.conference = conference;
+    }
+}
diff --git a/src/main/java/ru/ulstu/ping/repository/PingRepository.java b/src/main/java/ru/ulstu/ping/repository/PingRepository.java
new file mode 100644
index 0000000..ebafc0c
--- /dev/null
+++ b/src/main/java/ru/ulstu/ping/repository/PingRepository.java
@@ -0,0 +1,7 @@
+package ru.ulstu.ping.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import ru.ulstu.ping.model.Ping;
+
+public interface PingRepository extends JpaRepository<Ping, Integer> {
+}
diff --git a/src/main/java/ru/ulstu/ping/service/PingService.java b/src/main/java/ru/ulstu/ping/service/PingService.java
new file mode 100644
index 0000000..ff0d249
--- /dev/null
+++ b/src/main/java/ru/ulstu/ping/service/PingService.java
@@ -0,0 +1,30 @@
+package ru.ulstu.ping.service;
+
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import ru.ulstu.conference.model.Conference;
+import ru.ulstu.ping.model.Ping;
+import ru.ulstu.ping.repository.PingRepository;
+import ru.ulstu.user.service.UserService;
+
+import java.io.IOException;
+import java.util.Date;
+
+@Service
+public class PingService {
+    private final PingRepository pingRepository;
+    private final UserService userService;
+
+    public PingService(PingRepository pingRepository,
+                       UserService userService) {
+        this.pingRepository = pingRepository;
+        this.userService = userService;
+    }
+
+    @Transactional
+    public void addPing(Conference conference) throws IOException {
+        Ping newPing = new Ping(new Date(), userService.getCurrentUser());
+        newPing.setConference(conference);
+        pingRepository.save(newPing);
+    }
+}
diff --git a/src/main/resources/db/changelog-20190424_000000-schema.xml b/src/main/resources/db/changelog-20190424_000000-schema.xml
new file mode 100644
index 0000000..d61b38a
--- /dev/null
+++ b/src/main/resources/db/changelog-20190424_000000-schema.xml
@@ -0,0 +1,28 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+    <changeSet author="vova" id="20190424_000000-1">
+        <createTable tableName="ping">
+            <column name="id" type="integer">
+                <constraints nullable="false"/>
+            </column>
+            <column name="date" type="timestamp">
+                <constraints nullable="false"/>
+            </column>
+            <column name="users_id" type="integer">
+                <constraints nullable="false"/>
+            </column>
+            <column name="conference_id" type="integer"/>
+            <column name="version" type="integer"/>
+        </createTable>
+        <addPrimaryKey columnNames="id" constraintName="pk_ping" tableName="ping"/>
+        <addForeignKeyConstraint baseTableName="ping" baseColumnNames="users_id"
+                                 constraintName="fk_ping_users_id" referencedTableName="users"
+                                 referencedColumnNames="id"/>
+        <addForeignKeyConstraint baseTableName="ping" baseColumnNames="conference_id"
+                                 constraintName="fk_ping_conference_id" referencedTableName="conference"
+                                 referencedColumnNames="id"/>
+    </changeSet>
+
+</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-master.xml b/src/main/resources/db/changelog-master.xml
index 6464a66..68b294a 100644
--- a/src/main/resources/db/changelog-master.xml
+++ b/src/main/resources/db/changelog-master.xml
@@ -33,4 +33,5 @@
     <include file="db/changelog-20190419_000000-schema.xml"/>
     <include file="db/changelog-20190421_000000-schema.xml"/>
     <include file="db/changelog-20190422_000000-schema.xml"/>
+    <include file="db/changelog-20190424_000000-schema.xml"/>
 </databaseChangeLog>
\ No newline at end of file
diff --git a/src/main/resources/public/css/conference.css b/src/main/resources/public/css/conference.css
index f84b188..6018b9c 100644
--- a/src/main/resources/public/css/conference.css
+++ b/src/main/resources/public/css/conference.css
@@ -91,6 +91,16 @@ body {
     border-right: 1px solid #ced4da;
 }
 
+#ping-button[disabled=disabled] {
+    background-color: #ced4da;
+    border-color: #c2c5c7;
+}
+
+#ping-button[disabled=disabled]:hover {
+    background-color: #737475 !important;
+    border-color: #5d5e5f !important;
+}
+
 #take-part[disabled=disabled] {
     background-color: #ced4da;
     border-color: #c2c5c7;
@@ -178,6 +188,22 @@ body {
     float: right;
 }
 
+.note-1 {
+    background-color: #bfffce;
+}
+
+.note-2 {
+    background-color: #eaffb4;
+}
+
+.note-3 {
+    background-color: #fff69f;
+}
+
+.note-4 {
+    background-color: #ff9973;
+}
+
 @media (max-width: 1199px) and (min-width: 768px){
     .paper-control {
         display: block!important;
diff --git a/src/main/resources/templates/conferences/conference.html b/src/main/resources/templates/conferences/conference.html
index 8d24ca9..2d93a5e 100644
--- a/src/main/resources/templates/conferences/conference.html
+++ b/src/main/resources/templates/conferences/conference.html
@@ -121,7 +121,11 @@
                                     </div>
                                 </div>
 
-                                <div class="form-group d-flex justify-content-end">
+                                <div class="form-group d-flex justify-content-between flex-wrap">
+                                    <!--<input type="hidden" th:value="*{ping}" th:name="ping"/>-->
+                                    <input id="ping-button" class="btn btn-primary"
+                                           type="submit" name="pingConference" value="Ping участникам"
+                                           th:disabled="*{id == null ? 'true' : 'false'}"/>
                                     <input type="hidden" th:value="*{disabledTakePart}" th:name="disabledTakePart"/>
                                     <input id="take-part" class="btn btn-primary"
                                            type="submit" name="takePart" value="Принять участие"
diff --git a/src/main/resources/templates/conferences/dashboard.html b/src/main/resources/templates/conferences/dashboard.html
index cb4f2c0..86be4f2 100644
--- a/src/main/resources/templates/conferences/dashboard.html
+++ b/src/main/resources/templates/conferences/dashboard.html
@@ -4,6 +4,7 @@
       layout:decorator="default" xmlns:th="">
 <head>
     <link rel="stylesheet" type="text/css" href="../css/conference.css"/>
+    <script src="https://code.highcharts.com/highcharts.js"></script>
 </head>
 <body>
 <div layout:fragment="content">
@@ -21,8 +22,127 @@
                     <div th:replace="conferences/fragments/confDashboardFragment :: confDashboard(conference=${conference})"/>
                 </th:block>
             </div>
+            <hr/>
+            <!--chart example-->
+            <nav>
+                <div class="nav nav-tabs" id="nav-tab" role="tablist">
+                    <a class="nav-item nav-link active" id="nav-main-tab" data-toggle="tab"
+                       href="#nav-stat1" role="tab" aria-controls="nav-stat1" aria-selected="true">Стат1</a>
+                    <a class="nav-item nav-link" id="nav-latex-tab" data-toggle="tab"
+                       href="#nav-stat2" role="tab" aria-controls="nav-stat2" aria-selected="false">Стат2</a>
+                </div>
+            </nav>
+            <div class="tab-content" id="nav-tabContent">
+                <div class="tab-pane fade show active" id="nav-stat1" role="tabpanel"
+                     aria-labelledby="nav-main-tab">
+                    <div id="salesByType" style="width:100%; height:400px;"></div>
+                </div>
+                <div class="tab-pane fade" id="nav-stat2" role="tabpanel"
+                     aria-labelledby="nav-profile-tab">
+                    <div id="salesByRegion" style="width:100%; height:400px;"></div>
+                </div>
+            </div>
+            <!--chart example-->
         </div>
     </section>
+    <script th:inline="javascript">
+/*<![CDATA[*/
+
+    // chart example
+    $(function () {
+        Highcharts.setOptions({
+            lang: {
+                decimalPoint: '.',
+                thousandsSep: ','
+            }
+        });
+
+        drawSalesByTypeChart();
+        drawSalesByRegionChart();
+    });
+
+
+    function drawSalesByRegionChart() {
+        var salesByRegionChart = Highcharts.chart('salesByRegion', {
+            chart: {
+                type: 'pie',
+                margin: 40
+            },
+            title: {
+                text: 'Sales by Region'
+            },
+            tooltip: {
+                pointFormat: "${point.y:,.0f}"
+            },
+            plotOptions: {
+                pie: {
+                    allowPointSelect: true,
+                    depth: 35
+                }
+            },
+            series: [{
+                name: 'Regions',
+                colorByPoint:true,
+                data: [{
+                    name: 'Northeast',
+                    y: /*[[${northeastSales}]]*/ 0
+                },{
+                    name: 'South',
+                    y: /*[[${southSales}]]*/ 0
+                },{
+                    name: 'Midwest',
+                    y: /*[[${midwestSales}]]*/ 0
+                },{
+                    name: 'West',
+                    y: /*[[${westSales}]]*/ 0
+                }]
+            }]
+        });
+    }
+
+    function drawSalesByTypeChart() {
+        var salesByTypeChart = Highcharts.chart('salesByType', {
+            chart: {
+                type: 'column',
+                margin: 75
+            },
+            title: {
+                text: 'Sales by Lure Type'
+            },
+            xAxis: {
+                categories: ['May', 'June', 'July']
+            },
+            yAxis: {
+                title: {
+                    text: 'Sales (US $)'
+                }
+            },
+            tooltip: {
+                pointFormat: "${point.y:,.0f}"
+            },
+            plotOptions: {
+                column: {
+                    depth: 60,
+                    stacking: true,
+                    grouping: false,
+                    groupZPadding: 10
+                }
+            },
+            series: [{
+                name: 'Inshore',
+                data: /*[[${inshoreSales}]]*/ []
+            }, {
+                name: 'Nearshore',
+                data: /*[[${nearshoreSales}]]*/ []
+            }, {
+                name: 'Offshore',
+                data: /*[[${offshoreSales}]]*/ []
+            }]
+        });
+    }
+/*]]>*/
+
+    </script>
 </div>
 </body>
 </html>
\ No newline at end of file
diff --git a/src/main/resources/templates/conferences/fragments/confDashboardFragment.html b/src/main/resources/templates/conferences/fragments/confDashboardFragment.html
index 17f4aa6..5aabef2 100644
--- a/src/main/resources/templates/conferences/fragments/confDashboardFragment.html
+++ b/src/main/resources/templates/conferences/fragments/confDashboardFragment.html
@@ -4,12 +4,13 @@
     <meta charset="UTF-8"/>
 </head>
 <body>
-<div th:fragment="confDashboard (conference)" class="col-12 col-sm-12 col-md-12 col-lg-4 col-xl-3 dashboard-card">
+<div th:fragment="confDashboard (conference)" th:class="@{'col-12 col-sm-12 col-md-12 col-lg-4 col-xl-3 dashboard-card ' +
+                                                        ${conference.ping == 0 ? '' :
+                                                        conference.ping &lt; 5 ? 'note-1' :
+                                                        conference.ping &lt; 10 ? 'note-2' :
+                                                        conference.ping &lt; 15 ? 'note-3' : 'note-4'} + ''}">
     <div class="row">
-        <div class="col-2">
-
-        </div>
-        <div class="col col-10 text-right">
+        <div class="col text-right">
             <p th:if="${conference.url!=null and conference.url!=''}"><a target="_blank" th:href="${conference.url}"><i
                     class="fa fa-external-link fa-1x"
                     aria-hidden="true"></i></a></p>
diff --git a/src/main/resources/templates/conferences/fragments/confNavigationFragment.html b/src/main/resources/templates/conferences/fragments/confNavigationFragment.html
index 7e67365..7bf9d27 100644
--- a/src/main/resources/templates/conferences/fragments/confNavigationFragment.html
+++ b/src/main/resources/templates/conferences/fragments/confNavigationFragment.html
@@ -21,7 +21,7 @@
     <div class="col-12 col-sm-12 col-md-12 col-lg-4 col-xl-3">
         <a href="./conference?id=0" class="btn btn-light toolbar-button">
             <i class="fa fa-plus-circle" aria-hidden="true"></i>
-            Новая конференцию</a>
+            Новая конференция</a>
     </div>
 
 </div>
diff --git a/src/main/resources/templates/default.html b/src/main/resources/templates/default.html
index 89bc9ec..65e0be6 100644
--- a/src/main/resources/templates/default.html
+++ b/src/main/resources/templates/default.html
@@ -107,6 +107,7 @@
     }
     /*]]>*/
 
+
 </script>
 <th:block layout:fragment="scripts">
 </th:block>
diff --git a/src/main/resources/templates/grants/grant.html b/src/main/resources/templates/grants/grant.html
index 8ac81ab..9c0736d 100644
--- a/src/main/resources/templates/grants/grant.html
+++ b/src/main/resources/templates/grants/grant.html
@@ -256,6 +256,7 @@
             var lid = $("#leaderId option:selected").val();
             $("#authors [value='" + lid + "']").attr("disabled", "disabled");
         }
+
     </script>
 
     <script>