diff --git a/src/assets/img/home/kos.png b/src/assets/img/home/kos.png
deleted file mode 100644
index 66ce42b..0000000
Binary files a/src/assets/img/home/kos.png and /dev/null differ
diff --git a/src/assets/img/home/mhb.png b/src/assets/img/home/mhb.png
new file mode 100644
index 0000000..427c2ec
Binary files /dev/null and b/src/assets/img/home/mhb.png differ
diff --git a/src/components/CommonFooter.vue b/src/components/CommonFooter.vue
index c108c94..c3261a1 100644
--- a/src/components/CommonFooter.vue
+++ b/src/components/CommonFooter.vue
@@ -260,7 +260,7 @@
         <div style="font-size: 20px;">{{ $t("homeNewText.bb40",{name:'Mhbcoin'}) }}</div>
 		<router-link class="jump_btn" to="/sign-up" v-if="!isLogin">{{ $t("homeNewText.bb38") }}</router-link>
         <router-link class="jump_btn" to="/exchange" v-else>{{ $t("homeNewText.bb39") }}</router-link>
-        <img src="" alt="" style="width: 120px;height: 120px;">
+        <img src="@/assets/img/home/mhb.png" alt="" style="width: 120px;height: 120px;">
         <div style="font-size: 16px; color: #9c9c9c;margin-top: 12px;">{{ $t("homeNewText.bb41",{name:'Mhbcoin'}) }}</div>
       </div>
     </div>
diff --git a/src/components/CommonHeader.vue b/src/components/CommonHeader.vue
index 8fb9862..d4e9286 100644
--- a/src/components/CommonHeader.vue
+++ b/src/components/CommonHeader.vue
@@ -141,7 +141,7 @@
                         <div class="dropdown-menu download">
                           <div class="dropdown-item">
                             <div style="width:142px;white-space: pre-wrap;line-height: 25px;">{{ $t("homeNewText.bb42") }}</div>
-                            <img src="" alt="">
+                            <img src="@/assets/img/home/mhb.png">
                           </div>
                         </div>
                     </li>
diff --git a/src/views/contract/account.vue b/src/views/contract/account.vue
index eb38197..4c1c41f 100644
--- a/src/views/contract/account.vue
+++ b/src/views/contract/account.vue
@@ -1,7 +1,7 @@
 <template>
     <div class="account">
         <div class="markets-pair-list">
-            <div class="nav justify-content-between" style="border-bottom: 1px solid #2e2e2e;">
+            <div class="d-flex justify-content-between" style="border-bottom: 1px solid #2e2e2e;">
                 <div class="nav-item">
                 <a class="nav-link">{{$t('contract.a0')}}</a>
                 </div>
diff --git a/src/views/exchange/index.vue b/src/views/exchange/index.vue
index d8c9a81..3595c14 100644
--- a/src/views/exchange/index.vue
+++ b/src/views/exchange/index.vue
@@ -62,8 +62,8 @@
         </div>
       </div>
     </div>
-    <div class="my-2">
-        <div class="d-flex" style="flex-wrap: wrap;">
+    <div class="my-2" style="padding-bottom: 5px;">
+        <div class="d-flex">
 
             <!-- symbols -->
             <symbols :marketList="marketList" :marketId="marketId" :isLogin="isLogin" :symbol.sync="symbol"></symbols>
@@ -77,10 +77,10 @@
             <!-- market news  -->
             <!-- <market-news></market-news> -->
 
-            <!-- order list  -->
-            <order-list ref="Order" :ordersOpen="ordersOpen" :conditionOrders="conditionOrders" :ordersHistory="ordersHistory" :priceDecimals="priceDecimals" :qtyDecimals="qtyDecimals" :isLogin="isLogin" :pair="pair" @change="currentTab = $event" @update="update" @Pagination="page = $event"></order-list>
 
         </div>
+        <!-- order list  -->
+        <order-list ref="Order" :ordersOpen="ordersOpen" :conditionOrders="conditionOrders" :ordersHistory="ordersHistory" :priceDecimals="priceDecimals" :qtyDecimals="qtyDecimals" :isLogin="isLogin" :pair="pair" @change="currentTab = $event" @update="update" @Pagination="page = $event"></order-list>
     </div>
 </div>
 </template>
diff --git a/src/views/forgotPwd/index.vue b/src/views/forgotPwd/index.vue
index 3332bc2..bf8fb22 100644
--- a/src/views/forgotPwd/index.vue
+++ b/src/views/forgotPwd/index.vue
@@ -11,7 +11,7 @@
 
                     <!-- <span class="mt-4"></span> -->
                     <div class="form-group">
-                        <input type="text" v-model="user.account" class="form-control" :placeholder="$t('login.enter-account')" >
+                        <input type="text" v-model="user.account" class="form-control" :placeholder="$t('login.enter-account')" title="" >
                     </div>
                     <button type="submit" class="btn btn-primary rounded-pill" @click.prevent="step1">{{ $t("login.submit") }}</button>
                 </template>
@@ -22,31 +22,31 @@
                     </div>
 
                     <div class="input-group mb-3" >
-                        <el-input v-model="user.password" type="password" show-password required :placeholder="$t('login.new-password')" ></el-input>
+                        <el-input v-model="user.password" type="password" show-password required :placeholder="$t('login.new-password')" title="" ></el-input>
                     </div>
 
                     <div class="input-group mb-3" >
-                        <el-input v-model="user.password_confirmation" type="password" data-type="repassword" show-password required :placeholder="$t('login.confirm-password')" ></el-input>
+                        <el-input v-model="user.password_confirmation" type="password" data-type="repassword" show-password required :placeholder="$t('login.confirm-password')" title="" ></el-input>
                     </div>
 
                     <!-- 图形验证码 -->
                     <div class="input-group mb-3">
-                        <input type="text" id="gccode" v-model="user.gc_code" required :placeholder="$t('common.GraphicValidation')" class="form-control col-6" />
+                        <input type="text" id="gccode" v-model="user.gc_code" required :placeholder="$t('common.GraphicValidation')" class="form-control col-6" title="" />
                         <img class="col-6" :src="Graph_che" @click="gett_gc_code" />
                     </div>
                     <div class="input-group mb-3" v-if="user.google_status">
-                        <input type="text" v-model="codes.google_code" class="form-control" required pattern="\d{6}" data-message="code needs 6 number" :placeholder="$t('login.google-code')" />
+                        <input type="text" v-model="codes.google_code" class="form-control" required pattern="\d{6}" data-message="code needs 6 number" :placeholder="$t('login.google-code')" title="" />
                     </div>
 
                     <div class="input-group mb-3" v-if="user.email_status">
-                        <input type="text" v-model="codes.email_code" required class="form-control" pattern="\d{6}" data-message="code needs 6 number" :placeholder="$t('login.email-code')" />
+                        <input type="text" v-model="codes.email_code" required class="form-control" pattern="\d{6}" data-message="code needs 6 number" :placeholder="$t('login.email-code')" title="" />
                         <div class="input-group-append">
                             <get-code class="btn get-code btn-outline-primary" :data="{email:user.email,gc_code:user.gc_code,gc_key:user.gc_key}" :type="7" @reGetGCCode="gett_gc_code()" />
                         </div>
                     </div>
 
                     <div class="input-group mb-3" v-if="user.phone_status">
-                        <input type="text" required v-model="codes.sms_code" class="form-control" pattern="\d{6}" data-message="code needs 6 number" :placeholder="$t('login.sms-code')" />
+                        <input type="text" required v-model="codes.sms_code" class="form-control" pattern="\d{6}" data-message="code needs 6 number" :placeholder="$t('login.sms-code')" title="" />
                         <div class="input-group-append">
                             <get-code class="btn get-code btn-outline-primary" :data="{country_code:user.country_code, phone:user.phone}" :type="6" />
                         </div>
diff --git a/src/views/home/index.vue b/src/views/home/index.vue
index 51ec336..70e677e 100644
--- a/src/views/home/index.vue
+++ b/src/views/home/index.vue
@@ -511,7 +511,7 @@
 			</div>
 	  		<div class="positionBox_box4">
 				<div class="trade_box">
-					<div class="trade_img"><img src="" style="border-radius: 10px;" alt=""></div>
+					<div class="trade_img"><img src="@/assets/img/home/mhb.png" style="border-radius: 10px;" alt=""></div>
 					<div style="margin-left: 15px;">
 						<div>{{ $t("homeNewText.bb36") }}</div>
 						<div style="font-weight: bold;">IOS & Android apps</div>
diff --git a/src/views/profile/certification.vue b/src/views/profile/certification.vue
index 7b27970..091b5a6 100644
--- a/src/views/profile/certification.vue
+++ b/src/views/profile/certification.vue
@@ -27,6 +27,7 @@
                   v-model="form.realname"
                   class="form-control"
                   :placeholder="$t('profile.pleaseEnterName')"
+				  title=""
                 />
               </div>
               <div class="form-group col-md-6">
@@ -60,6 +61,7 @@
                   v-model="form.id_card"
                   class="form-control"
                   :placeholder="$t('profile.endterIDNumber')"
+				  title=""
                 />
               </div>
             </div>
@@ -72,6 +74,7 @@
                 v-model="form.address"
                 class="form-control"
                 :placeholder="$t('profile.residentialAddress1')"
+				title=""
               />
             </div>
             <!-- <div class="form-row">
@@ -138,6 +141,7 @@
                                     v-model="form.phone"
                                     class="form-control"
                                     :placeholder="$t('profile.enterPhoneNumber')"
+									title=""
                                 />
                             </div>
                         <!-- </div>
@@ -177,6 +181,7 @@
               v-model="topForm.front_img"
               required
               :placeholder="$t('profile.uploadPhoto')"
+			  title=""
             >
               <template #text>
                 <div class="el-upload__text">
@@ -190,6 +195,7 @@
               v-model="topForm.back_img"
               required
               :placeholder="$t('profile.reversePhoto')"
+			  title=""
             >
               <template #text>
                 <div class="el-upload__text">
diff --git a/src/views/signIn/index.vue b/src/views/signIn/index.vue
index fe3e7ef..9daa114 100644
--- a/src/views/signIn/index.vue
+++ b/src/views/signIn/index.vue
@@ -17,10 +17,10 @@
 
                     <template v-if="step === 1 ">
                         <div class="form-group">
-                            <input type="text" name="account" v-model="user.account" required :data-has="$t('login.effectivePhoneEmail')" class="form-control" :placeholder="$t('login.enterPhoneEmail')" :data-message="$t('login.effectivePhoneEmail')" />
+                            <input type="text" name="account" v-model="user.account" required :data-has="$t('login.effectivePhoneEmail')" class="form-control" :placeholder="$t('login.enterPhoneEmail')" :data-message="$t('login.effectivePhoneEmail')" title="" />
                         </div>
                         <div class="form-group">
-                            <input type="password" v-model="user.password" class="form-control" name="password" required :data-has="$t('login.emailCode',{num:'8-15'})" pattern="(?=.*([a-zA-Z].*))(?=.*[0-9].*)[a-zA-Z0-9-*/+.~!@#$%^&*()]{8,15}$" :data-message="$t('login.passwordLength',{num:'8-15'})" :placeholder="$t('login.password')" />
+                            <input type="password" v-model="user.password" class="form-control" name="password" required :data-has="$t('login.emailCode',{num:'8-15'})" pattern="(?=.*([a-zA-Z].*))(?=.*[0-9].*)[a-zA-Z0-9-*/+.~!@#$%^&*()]{8,15}$" :data-message="$t('login.passwordLength',{num:'8-15'})" :placeholder="$t('login.password')" title="" />
                             <!-- <el-input v-model="user.password" show-password required :placeholder="$t('login.password')"></el-input> -->
                         </div>
                         <div class="text-right">
@@ -28,7 +28,7 @@
                             <!-- <router-link to="/forget-pwd">{{$t('login.forgetPassword')}}?</router-link> -->
                         </div>
                         <div class="custom-control custom-checkbox">
-                            <input type="checkbox" v-model="isRember" class="custom-control-input" id="form-checkbox" />
+                            <input type="checkbox" v-model="isRember" class="custom-control-input" id="form-checkbox" title="" />
                             <label class="custom-control-label" for="form-checkbox" style="color: #101010;">{{$t('login.rememberMe')}}</label>
                         </div>
                         <button type="submit" class="btn btn-primary rounded-pill" @click.prevent.stop="step1">{{$t('login.login')}}</button>
@@ -67,7 +67,7 @@
 
                             <ul class="code-inputs">
                                 <li v-for="pos in 6" class="code-items" :key="pos">
-                                    <input pattern="[0-9]*" class="form-control" type="text" placeholder :ref="`space-${item.name}`" @keyup="handleKeyUp(item.name, pos-1, $event)" @input="handleInput(item.name, pos-1, $event)" @paste="autofill" />
+                                    <input pattern="[0-9]*" class="form-control" type="text" placeholder :ref="`space-${item.name}`" @keyup="handleKeyUp(item.name, pos-1, $event)" @input="handleInput(item.name, pos-1, $event)" @paste="autofill" title="" />
                                 </li>
                             </ul>
                             <!-- <el-input v-model="googleCode"  @change="step3"></el-input> -->
diff --git a/src/views/signUp/index.vue b/src/views/signUp/index.vue
index d64de1c..fcd1417 100644
--- a/src/views/signUp/index.vue
+++ b/src/views/signUp/index.vue
@@ -33,7 +33,7 @@
               show为默认的控制显示 这里替换为v-if的渲染 这样email和phone只能存在一个 避免同时创建require规则时报错-->
                             <div class="tab-pane fade" :class="{show:registerType == 1, active:registerType == 1}" v-if="registerType==1" id="email" role="tabpanel" aria-labelledby="email-tab">
                                 <div class="form-group">
-                                    <input type="email" name="email" class="form-control" :placeholder="$t('login.enterPhoneEmail')" v-model="user.email" :data-has="$t('login.pleaseEmail')" :data-message="$t('login.invalidEmail')" />
+                                    <input type="email" name="email" class="form-control" :placeholder="$t('login.enterPhoneEmail')" v-model="user.email" :data-has="$t('login.pleaseEmail')" :data-message="$t('login.invalidEmail')" title="" />
                                 </div>
                             </div>
                             <!-- phone number  -->
@@ -45,35 +45,35 @@
                                                 <el-option v-for="(item, index) in cacheOption" :key="index" :value="`${item.id}`" :label="`+${item.country_code} ${item.name} ${item.code}`"></el-option>
                                             </el-select>
                                         </div>
-                                        <input type="text" name="phone" class="form-control" :placeholder="$t('login.enterMobile')" v-model="user.phone" :data-has="$t('login.enterMobile')"/>
+                                        <input type="text" name="phone" class="form-control" :placeholder="$t('login.enterMobile')" v-model="user.phone" :data-has="$t('login.enterMobile')" title=""/>
                                     </div>
                                 </div>
                             </div>
                         </div>
 
                         <div class="form-group row password">
-                            <input :type="pwdType" id="password" v-model="user.password" required :placeholder="$t('login.password')" class="form-control" />
+                            <input :type="pwdType" id="password" v-model="user.password" required :placeholder="$t('login.password')" class="form-control" title="" />
                             <label for="password" @click="showType('pwdType')"></label>
                         </div>
 
                         <div class="form-group row password">
                             <!-- 使用data-type指定额外的类型验证 -->
-                            <input :type="repwdType" id="repassword" v-model="user.repassword" required :placeholder="$t('login.confirm-password')" class="form-control" />
+                            <input :type="repwdType" id="repassword" v-model="user.repassword" required :placeholder="$t('login.confirm-password')" class="form-control" title="" />
                             <label @click="showType('repwdType')"></label>
                         </div>
                         <div class="form-group row password">
                             <!-- 增加图形验证码 -->
-                            <input :type="txtType" id="gccode" v-model="user.gc_code" required :placeholder="$t('common.GraphicValidation')" class="form-control col-8" />
+                            <input :type="txtType" id="gccode" v-model="user.gc_code" required :placeholder="$t('common.GraphicValidation')" class="form-control col-8" title="" />
                             <img class="" :src="Graph_che" @click="gett_gc_code" style="object-fit: contain;width: 166px;height: 56px;">
                         </div>
 
                         <div class="form-group row">
-                            <input type="text" class="form-control" :disabled="$route.query.invite_code?true:false" v-model="user.parentCode" :placeholder="`${$t('login.referrer')}`" />
+                            <input type="text" class="form-control" :disabled="$route.query.invite_code?true:false" v-model="user.parentCode" :placeholder="`${$t('login.referrer')}`" title="" />
                             <!-- （${$t('login.optional')}） -->
                         </div>
 
                         <div class="custom-control custom-checkbox">
-                            <input type="checkbox" class="custom-control-input" id="form-checkbox" v-model="isAgree" />
+                            <input type="checkbox" class="custom-control-input" id="form-checkbox" v-model="isAgree" title="" />
                             <label class="custom-control-label" for="form-checkbox" style="color: #101010;">
                                 {{$t('login.iSee')}}
                                 <router-link to="service/10">
@@ -98,7 +98,7 @@
                             <section class="my-codes">
                                 <header class="my-codes__title">{{$t('login.verCode')}}</header>
                                 <div class="my-codes__controls">
-                                    <input style="color: #000;" type="text" v-for="pos in 6" :key="pos" pattern="[0-9]*" @focus="current=pos" @blur="current=-1" ref="spaces" class="form-control" @keyup="handleKeyUp(pos-1, $event)" @input="handleInput(pos-1, $event)" @paste="autofill" />
+                                    <input style="color: #000;" type="text" v-for="pos in 6" :key="pos" pattern="[0-9]*" @focus="current=pos" @blur="current=-1" ref="spaces" class="form-control" @keyup="handleKeyUp(pos-1, $event)" @input="handleInput(pos-1, $event)" @paste="autofill" title="" />
                                 </div>
                             </section>
                             <aside class="prompt">
@@ -123,7 +123,7 @@
                             <section class="my-codes">
                                 <header class="my-codes__title">Code</header>
                                 <div class="my-codes__controls">
-                                    <input type="text" v-for="pos in 6" :key="pos" pattern="[0-9]*" @focus="current=pos" @blur="current=-1" ref="spaces" class="form-control" @keyup="handleKeyUp(pos-1, $event)" @input="handleInput(pos-1, $event)" @paste="autofill" />
+                                    <input type="text" v-for="pos in 6" :key="pos" pattern="[0-9]*" @focus="current=pos" @blur="current=-1" ref="spaces" class="form-control" @keyup="handleKeyUp(pos-1, $event)" @input="handleInput(pos-1, $event)" @paste="autofill" title="" />
                                 </div>
                             </section>
                             <aside class="prompt">