diff --git a/pagesC/addequipment/addequipment.vue b/pagesC/addequipment/addequipment.vue
index 969ea8e..25c8b4b 100644
--- a/pagesC/addequipment/addequipment.vue
+++ b/pagesC/addequipment/addequipment.vue
@@ -89,38 +89,39 @@
 				return z.y + '-' + z.M + '-' + z.d + ' ' + z.h + ':' + z.m + ':' + z.s
 			},
 			submit() {
-				if (this.data.sn) {
-					if (this.data.deviceType) {
-						binding(this.data).then(res => {
-							if (res.code == 200) {
-								this.$refs.uToast.show({
-									title: '绑定成功',
-									type: 'success',
-								})
-								setTimeout(function() {
-									uni.navigateBack({
-										delta: 1
-									})
-								}, 2000);
-							} else {
-								this.$refs.uToast.show({
-									title: res.msg,
-									type: 'error',
-								})
-							}
-						})
-					} else {
-						this.$refs.uToast.show({
-							title: '请选择设备类型',
-							type: 'error',
-						})
-					}
-				} else {
+				if (!this.data.sn) {
 					this.$refs.uToast.show({
 						title: '请输入设备序列号',
 						type: 'error',
 					})
+					return
 				}
+				if (!this.data.deviceType) {
+					this.$refs.uToast.show({
+						title: '请选择设备类型',
+						type: 'error',
+					})
+					return
+				}
+				binding(this.data).then(res => {
+					if (res.code == 200) {
+						this.$refs.uToast.show({
+							title: '绑定成功',
+							type: 'success',
+						})
+						setTimeout(function() {
+							uni.navigateBack({
+								delta: 1
+							})
+						}, 2000);
+					} else {
+						this.$refs.uToast.show({
+							title: res.msg,
+							type: 'error',
+						})
+					}
+				})
+
 			}
 		}
 	}