diff --git a/src/views/contract/exchange-store.vue b/src/views/contract/exchange-store.vue
index ce2b181..6824160 100644
--- a/src/views/contract/exchange-store.vue
+++ b/src/views/contract/exchange-store.vue
@@ -99,6 +99,8 @@
               class="form-control"
               v-model="marginBuy"
               :placeholder="tips"
+			  @input="inputEnter(false)"
+			  title=""
           />
           <!-- <div class="input-group-append">
               <span class="input-group-text">{{ $t("contract.e2") }}</span>
@@ -222,6 +224,8 @@
               class="form-control"
               v-model="marginSell"
               :placeholder="tips"
+			  @input="inputEnter(true)"
+			  title=""
           />
           <!-- <div class="input-group-append">
               <span class="input-group-text">{{ $t("contract.e2") }}</span>
@@ -525,6 +529,17 @@ export default {
     }
   },
   methods: {
+	inputEnter(boll) {
+		if(boll){
+			this.marginSell = this.marginSell
+			    .replace(/[^\d.]/g, "") // 移除非数字、非小数点的字符
+			    .replace(/^(\d*\.?\d{0,2}).*$/, "$1"); // 限制最多两位小数
+		}else{
+			this.marginBuy = this.marginBuy
+			    .replace(/[^\d.]/g, "") // 移除非数字、非小数点的字符
+			    .replace(/^(\d*\.?\d{0,2}).*$/, "$1"); // 限制最多两位小数
+		}
+	},
     // 获取合约账户信息
     contractAccount(boo) {
       if (!this.isLogin) return;