diff --git a/src/components/base-dialog/addOrUpdate/index.vue b/src/components/base-dialog/addOrUpdate/index.vue
index 971d78b..b3e1a9f 100644
--- a/src/components/base-dialog/addOrUpdate/index.vue
+++ b/src/components/base-dialog/addOrUpdate/index.vue
@@ -11,20 +11,10 @@
 						:label="getLabel(n, c)"
 					>
 						<!-- 暂时先不实现部分输入方式 -->
-						<el-input
-							v-if="getType(n, c) === 'input'"
-							:placeholder="configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].placeholder || '...'"
-							v-model="dataForm[configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].name]"
-							clearable
-						/>
+						<el-input v-if="getType(n, c) === 'input'" :placeholder="getPlaceholder(n, c)" v-model="dataForm[configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].name]" clearable />
 						<el-radio v-if="getType(n, c) === 'radio'" v-model="dataForm[configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].name]"></el-radio>
 						<el-checkbox v-if="getType(n, c) === 'check'" v-model="dataForm[configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].name]"></el-checkbox>
-						<el-select
-							v-if="getType(n, c) === 'select'"
-							:placeholder="configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].placeholder || ''"
-							v-model="dataForm[configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].name]"
-							clearable
-						>
+						<el-select v-if="getType(n, c) === 'select'" :placeholder="getPlaceholder(n, c)" v-model="dataForm[configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].name]" clearable>
 							<el-option v-for="opt in configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].options" :key="opt.label" :label="opt.label" :value="opt.value" />
 						</el-select>
 						<el-switch v-if="getType(n, c) === 'switch'" v-model="dataForm[configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)].name]"></el-switch>
@@ -129,7 +119,8 @@ export default {
 				remark: '备注',
 				specifications: '规格'
 				// add more...
-			}
+			},
+			defaultPlaceholders: {} // 自动根据 defaultNames 计算得来
 		}
 	},
 	computed: {
@@ -139,8 +130,14 @@ export default {
 		}
 	},
 	mounted() {
+		/** 计算 defaultPlaceholders */
+		const prefix = '请输入'
+		Object.entries(this.defaultNames).map(([key, value]) => {
+			this.defaultPlaceholders[key] = prefix + value
+		})
+
+		/** 转换 configs.fields 的结构，把纯字符串转为对象 */
 		this.$nextTick(() => {
-			/** 转换 configs.fields 的结构，把纯字符串转为对象 */
 			this.configs.fields = this.configs.fields.map(item => {
 				if (typeof item === 'string') {
 					return { name: item }
@@ -234,6 +231,13 @@ export default {
 				return opt.label ? opt.label : this.defaultNames[opt.name]
 			}
 		},
+		getPlaceholder(n, c) {
+			const opt = this.configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)]
+			if (opt) {
+				// if opt is valid
+				return opt.placeholder ? opt.placeholder : this.defaultPlaceholders[opt.name]
+			}
+		},
 		getType(n, c) {
 			const opt = this.configs.fields[(n - 1) * COLUMN_PER_ROW + (c - 1)]
 			if (opt) {
@@ -251,17 +255,18 @@ export default {
 			this.visible = true
 		},
 		handleClick(btn) {
-			this.$refs['dataForm'].validate(valid => {
-				if (valid) {
-					/** 提取url */
-					const urls = {}
-					this.configs.operations.map(item => {
-						urls[item.name] = item.url
-					})
-					/** 操作 */
-					switch (btn.name) {
-						case 'save':
-						case 'update':
+			/** 提取url */
+			const urls = {}
+			this.configs.operations.map(item => {
+				urls[item.name] = item.url
+			})
+			/** 操作 */
+			switch (btn.name) {
+				case 'save':
+				case 'update':
+					/** 需要验证表单的操作 */
+					this.$refs['dataForm'].validate(valid => {
+						if (valid) {
 							this.$http({
 								url: this.$http.adornUrl(urls[btn.name]),
 								method: btn.name === 'save' ? 'POST' : 'PUT',
@@ -279,23 +284,23 @@ export default {
 									})
 								}
 							})
-							return
-						case 'reset':
-							for (const key of Object.keys(this.dataForm)) {
-								if (typeof this.dataForm[key] === 'string') {
-									this.dataForm[key] = ''
-								} else if (this.dataForm[key] instanceof Array) {
-									this.dataForm[key].splice(0)
-								} else {
-									this.dataForm[key] = null
-								}
-							}
-							console.log('after reset: ', JSON.stringify(this.dataForm))
-							break
-						// add more..
+						}
+					})
+					return
+				case 'reset':
+					for (const key of Object.keys(this.dataForm)) {
+						if (typeof this.dataForm[key] === 'string') {
+							this.dataForm[key] = ''
+						} else if (this.dataForm[key] instanceof Array) {
+							this.dataForm[key].splice(0)
+						} else {
+							this.dataForm[key] = null
+						}
 					}
-				}
-			})
+					console.log('after reset: ', JSON.stringify(this.dataForm))
+					break
+				// add more..
+			}
 		},
 		handleClose() {
 			if (this.isAdd || this.isUpdated) this.$emit('refreshDataList')
diff --git a/src/utils/request.js b/src/utils/request.js
index 74202e6..7a81e32 100644
--- a/src/utils/request.js
+++ b/src/utils/request.js
@@ -97,6 +97,7 @@ http.adornData = (data = {}, openDefaultdata = true, contentType = 'json') => {
   }
   data = openDefaultdata ? merge(defaults, data) : data
   return contentType === 'json' ? JSON.stringify(data) : qs.stringify(data)
+  // return contentType === 'json' ? JSON.stringify(data, (_, v) => typeof v === 'bigint' ? v.toString() : v) : qs.stringify(data)
 }
 
 
diff --git a/src/views/modules/monitoring/product.vue b/src/views/modules/monitoring/product.vue
index 8032eae..22e394e 100644
--- a/src/views/modules/monitoring/product.vue
+++ b/src/views/modules/monitoring/product.vue
@@ -141,6 +141,7 @@ const addOrUpdateConfigs = {
 			name: 'unitDictValue',
 			label: '单位',
 			type: 'select',
+			// placeholder: '请选择单位',
 			options: [
 				// 动态获取
 			]
@@ -265,6 +266,7 @@ export default {
 		deleteHandle(id) {
 			var ids = id
 				? [id]
+				// ? [1556817256347828335]
 				: this.dataListSelections.map(item => {
 						return item.id
 				  })