diff --git a/cmvr-iot-api/cmvr-iot-edge/cmvr-iot-grpc-client/src/main/java/com/cmvr/edge/client/service/impl/EdgeSpeakerServiceImpl.java b/cmvr-iot-api/cmvr-iot-edge/cmvr-iot-grpc-client/src/main/java/com/cmvr/edge/client/service/impl/EdgeSpeakerServiceImpl.java
index 7d5e44c..c1264c3 100644
--- a/cmvr-iot-api/cmvr-iot-edge/cmvr-iot-grpc-client/src/main/java/com/cmvr/edge/client/service/impl/EdgeSpeakerServiceImpl.java
+++ b/cmvr-iot-api/cmvr-iot-edge/cmvr-iot-grpc-client/src/main/java/com/cmvr/edge/client/service/impl/EdgeSpeakerServiceImpl.java
@@ -1,6 +1,5 @@
 package com.cmvr.edge.client.service.impl;
 
-import cmvr.api.Common;
 import cmvr.api.SpeakerCommand;
 import cmvr.api.SpeakerServiceGrpc;
 import cn.hutool.http.HttpRequest;
@@ -10,7 +9,6 @@ import com.alibaba.fastjson2.JSONObject;
 import com.cmvr.edge.client.manage.GrpcServiceManager;
 import com.cmvr.edge.client.service.EdgeSpeakerService;
 import com.cmvr.edge.client.utils.EdgeCommonUtil;
-import com.google.protobuf.Timestamp;
 import lombok.RequiredArgsConstructor;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/engine/support/FlowNodeParamPreparer.java b/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/engine/support/FlowNodeParamPreparer.java
index 069de0b..b962b5b 100644
--- a/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/engine/support/FlowNodeParamPreparer.java
+++ b/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/engine/support/FlowNodeParamPreparer.java
@@ -27,8 +27,6 @@ public class FlowNodeParamPreparer {
 
     public JSONObject prepare(FlowGraph graph,
                               FlowNodeWrapper node,
-                              String startNodeId,
-                              List<FlowParamDef> startInputDefs,
                               TaskNodeExecuteMessage rootMessage) {
 
 
@@ -50,21 +48,17 @@ public class FlowNodeParamPreparer {
                 List<String> path = param.getQuote().subList(2, param.getQuote().size()); // 取值路径
 
                 JSONObject source;
+                // 引用的参数是上游的输入还是输出
+                // 2.1 引用上游输入参数
                 if ("input".equalsIgnoreCase(param.getQuoteType())) {
-                    if (refNodeId.equals(startNodeId)) {
-                        // Start 节点：优先取 runParams（实际运行时输入）
-                        source = ctx.getRunParams();
-                        if (source == null || source.isEmpty()) {
-                            // 如果运行时没有，就回退到定义的 startInputDefs
-                            source = toJson(startInputDefs);
-                        }
-                    } else {
-                        // 普通节点：取定义参数
-                        source = toJson(graph.getNodeParamsDefs().get(refNodeId));
+                    source = ctx.getRunParams();
+                    JSONObject def = toJson(graph.getNodeParamsDefs().get(refNodeId));
+                    for (String key : def.keySet()) {
+                        source.put(key, def.get(key));
                     }
                 } else if ("output".equalsIgnoreCase(param.getQuoteType())) {
                     // 2.2 引用上游的 output 参数（运行时实际执行结果）
-                    // 这里支持循环：用 nodeId + iterations 作为 key，避免覆盖
+                    // 用 nodeId + iterations 作为 key，避免覆盖
                     source = ctx.getNodeOutput(refNodeId, rootMessage.getIterations());
                 } else {
                     throw new GlobalException("参数应用类型出错！quoteType:" + param.getQuoteType());
@@ -166,7 +160,6 @@ public class FlowNodeParamPreparer {
 
     /**
      * 根据迭代路径（iterations）逐层解析嵌套集合
-     * 例子：
      *  - iterations = []             → 返回最外层对象
      *  - iterations = [2]            → 返回 list[1]
      *  - iterations = [2,3]          → 返回 list[1][2]
diff --git a/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/interceptor/FlowInputPrepareInterceptor.java b/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/interceptor/FlowInputPrepareInterceptor.java
index 49fa8fb..bfdd943 100644
--- a/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/interceptor/FlowInputPrepareInterceptor.java
+++ b/cmvr-iot-test/src/main/java/com/cmvr/test/flow/runtime/interceptor/FlowInputPrepareInterceptor.java
@@ -3,7 +3,6 @@ package com.cmvr.test.flow.runtime.interceptor;
 import com.alibaba.fastjson2.JSONObject;
 import com.cmvr.test.flow.builder.FlowGraph;
 import com.cmvr.test.flow.builder.FlowNodeWrapper;
-import com.cmvr.test.flow.builder.FlowParamDef;
 import com.cmvr.test.flow.runtime.engine.support.FlowNodeParamPreparer;
 import com.cmvr.test.flow.runtime.message.TaskNodeExecuteMessage;
 import com.cmvr.test.flow.runtime.message.TaskNodeExecuteResult;
@@ -12,7 +11,6 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.core.annotation.Order;
 import org.springframework.stereotype.Component;
 
-import java.util.List;
 import java.util.function.Function;
 
 /**
@@ -32,17 +30,9 @@ public class FlowInputPrepareInterceptor implements FlowMsgPreInterceptor {
                                            Function<TaskNodeExecuteMessage, TaskNodeExecuteResult> next) {
         FlowGraph graph = message.getGraph();
         FlowNodeWrapper node = graph.getNode(message.getNodeId());
-        String startNodeId = graph.isSub() ? graph.findSubStartNodeId().getNodeId(): graph.findStartNodeId();
-        List<FlowParamDef> startInputDefs = graph.getStartInputParamsDefs();
 
         // 调用已有的 prepare 方法
-        JSONObject inputParams = paramPreparer.prepare(
-                graph,
-                node,
-                startNodeId,
-                startInputDefs,
-                message
-        );
+        JSONObject inputParams = paramPreparer.prepare(graph, node, message);
 
         message.setInputParams(inputParams);
         log.debug("[InputPrepare] 节点 {} 准备输入参数: {}", message.getNodeId(), inputParams);