diff --git a/pages/exchange/open-position.vue b/pages/exchange/open-position.vue
index cc4a484..841e881 100644
--- a/pages/exchange/open-position.vue
+++ b/pages/exchange/open-position.vue
@@ -173,7 +173,7 @@
                             </v-input> -->
 							<v-input
 							   v-model="margin"
-							   @input="sliderActive=-1"
+							   @input="inputEnter"
 							   :placeholder="$t('exchange.c5')" style="border: 1px solid #202020;">
 							   <template #right>
 							     <view class="color-light fn-bold" style="margin-right: 10px;">
@@ -1074,7 +1074,7 @@ export default {
     watch: {
         maxNum(n) {
             this.form.amount = Math.round((this.maxNum * this.sliderActive1) / 100);
-            this.margin = (this.form.amount / this.form.lever_rate).toFixed(5)
+            this.margin = (this.form.amount / this.form.lever_rate).toFixed(2)
         },
         symbol() {
             this.$emit("symbols", this.symbol)
@@ -1151,6 +1151,14 @@ export default {
         }
     },
     methods: {
+		inputEnter(e){
+			this.$nextTick(()=> {
+				this.margin = e
+					.replace(/[^\d.]/g, "") // 移除非数字、非小数点的字符
+					.replace(/^(\d*\.?\d{0,2}).*$/, "$1"); // 限制最多两位小数
+				this.sliderActive=-1
+			})
+		},
         onRefresh() {
             if (this.refreshing) return;
             this.refreshing = true;
@@ -1574,7 +1582,7 @@ export default {
             this.form.amount = Math.round((this.maxNum * n) / 100);
             this.sliderActive = i
             this.sliderActive1 = n
-            this.margin = (this.form.amount / this.form.lever_rate).toFixed(5)
+            this.margin = (this.form.amount / this.form.lever_rate).toFixed(2)
         },
         pingChange(n, i) {
             // console.log(n)