diff --git a/backend/src/main/java/com/goldenchart/service/LiveConditionStatusService.java b/backend/src/main/java/com/goldenchart/service/LiveConditionStatusService.java
index 36cb634..21fb0b3 100644
--- a/backend/src/main/java/com/goldenchart/service/LiveConditionStatusService.java
+++ b/backend/src/main/java/com/goldenchart/service/LiveConditionStatusService.java
@@ -51,6 +51,7 @@ public class LiveConditionStatusService {
     private final IndicatorSettingsService indicatorSettingsService;
     private final ObjectMapper objectMapper;
     private final DynamicSubscriptionManager subscriptionManager;
+    private final StrategyDslTimeframeNormalizer timeframeNormalizer;
 
     @Transactional(readOnly = true)
     public LiveConditionStatusDto evaluate(Long userId, String deviceId,
@@ -102,7 +103,7 @@ public class LiveConditionStatusService {
         }
 
         if (chartBars != null && !chartBars.isEmpty() && chartTimeframe != null && !chartTimeframe.isBlank()) {
-            return evaluateOnChartBars(strategy, market, strategyId, pending, chartBars, chartTimeframe,
+            return evaluateOnChartBars(strategy, market, strategyId, chartBars, chartTimeframe,
                     barTimeSec, params, visual);
         }
 
@@ -215,19 +216,25 @@ public class LiveConditionStatusService {
             GcStrategy strategy,
             String market,
             long strategyId,
-            List<PendingCond> pending,
             List<OhlcvBar> chartBars,
             String chartTimeframe,
             Long barTimeSec,
             Map<String, Map<String, Object>> params,
             Map<String, Map<String, Object>> visual) {
         try {
-            JsonNode buyDsl = objectMapper.readTree(
+            JsonNode buyDslRaw = objectMapper.readTree(
                     strategy.getBuyConditionJson() != null ? strategy.getBuyConditionJson() : "null");
-            JsonNode sellDsl = objectMapper.readTree(
+            JsonNode sellDslRaw = objectMapper.readTree(
                     strategy.getSellConditionJson() != null ? strategy.getSellConditionJson() : "null");
 
             String primaryTf = OhlcvBarSeriesSupport.normalizeTf(chartTimeframe);
+            JsonNode buyDsl = timeframeNormalizer.remapForChartTimeframe(buyDslRaw, primaryTf);
+            JsonNode sellDsl = timeframeNormalizer.remapForChartTimeframe(sellDslRaw, primaryTf);
+
+            List<PendingCond> pending = new ArrayList<>();
+            collectConditionsFromNode(buyDsl, "1m", "buy", pending);
+            collectConditionsFromNode(sellDsl, "1m", "sell", pending);
+
             BarSeries primarySeries = OhlcvBarSeriesSupport.buildSeries(chartBars, primaryTf);
             if (primarySeries.isEmpty()) {
                 return empty(market, strategyId);
@@ -322,16 +329,13 @@ public class LiveConditionStatusService {
                                                  Long barTimeSec) {
         if (dsl == null || dsl.isNull()) return null;
         try {
-            String primaryTf = extractPrimaryTimeframe(dsl);
-            BarSeries series = resolveChartSeries(primaryTf, OhlcvBarSeriesSupport.normalizeTf(primaryTf),
-                    primarySeries, seriesOverrides, market);
-            if (series == null || series.isEmpty()) return null;
+            if (primarySeries == null || primarySeries.isEmpty()) return null;
 
             StrategyDslToTa4jAdapter.RuleBuildContext ctx =
                     new StrategyDslToTa4jAdapter.RuleBuildContext(
-                            series, params, visual, market, ta4jStorage, false, seriesOverrides);
+                            primarySeries, params, visual, market, ta4jStorage, false, seriesOverrides);
             Rule rule = adapter.toRule(dsl, ctx);
-            int index = OhlcvBarSeriesSupport.resolveBarIndex(series, barTimeSec);
+            int index = OhlcvBarSeriesSupport.resolveBarIndex(primarySeries, barTimeSec);
             return rule.isSatisfied(index, null);
         } catch (Exception e) {
             log.debug("[LiveCondition:chart] overall rule fail market={}: {}", market, e.getMessage());
@@ -339,6 +343,12 @@ public class LiveConditionStatusService {
         }
     }
 
+    private void collectConditionsFromNode(JsonNode node, String timeframe, String side,
+                                           List<PendingCond> out) {
+        if (node == null || node.isNull()) return;
+        walk(node, timeframe, side, out, new HashSet<>());
+    }
+
     private LiveConditionStatusDto empty(String market, long strategyId) {
         return LiveConditionStatusDto.builder()
                 .market(market)
@@ -673,12 +683,14 @@ public class LiveConditionStatusService {
                 indicatorSettingsService.getAllVisual(userId, deviceId);
 
         try {
-            JsonNode buyDsl = objectMapper.readTree(
+            JsonNode buyDslRaw = objectMapper.readTree(
                     strategy.getBuyConditionJson() != null ? strategy.getBuyConditionJson() : "null");
-            JsonNode sellDsl = objectMapper.readTree(
+            JsonNode sellDslRaw = objectMapper.readTree(
                     strategy.getSellConditionJson() != null ? strategy.getSellConditionJson() : "null");
 
             String primaryTf = OhlcvBarSeriesSupport.normalizeTf(chartTimeframe);
+            JsonNode buyDsl = timeframeNormalizer.remapForChartTimeframe(buyDslRaw, primaryTf);
+            JsonNode sellDsl = timeframeNormalizer.remapForChartTimeframe(sellDslRaw, primaryTf);
             BarSeries primarySeries = OhlcvBarSeriesSupport.buildSeries(chartBars, primaryTf);
             if (primarySeries.isEmpty()) {
                 return List.of();
diff --git a/backend/src/main/java/com/goldenchart/service/StrategyDslTimeframeNormalizer.java b/backend/src/main/java/com/goldenchart/service/StrategyDslTimeframeNormalizer.java
index b98ec20..dcf8a77 100644
--- a/backend/src/main/java/com/goldenchart/service/StrategyDslTimeframeNormalizer.java
+++ b/backend/src/main/java/com/goldenchart/service/StrategyDslTimeframeNormalizer.java
@@ -472,4 +472,126 @@ public class StrategyDslTimeframeNormalizer {
     private ObjectNode copyTimeframeWithCandleType(JsonNode tf, String candleType) {
         return copyTimeframeWithCandleTypes(tf, Set.of(candleType));
     }
+
+    /**
+     * 전략평가·차트 시그널 스캔 — UI에서 선택한 분봉으로 평가.
+     * 단일 평가 분봉 전략(예: 3m 저장)을 5m 차트에서 테스트할 때 TIMEFRAME·조건 candleType을 치환한다.
+     * 멀티 TF(3m+1h 등) 또는 START에 복수 candleTypes가 있으면 치환하지 않는다.
+     */
+    public JsonNode remapForChartTimeframe(JsonNode root, String chartTimeframe) {
+        if (root == null || root.isNull() || chartTimeframe == null || chartTimeframe.isBlank()) {
+            return root;
+        }
+        String chartTf = LiveStrategyTimeframeService.normalize(chartTimeframe);
+        if (!canRemapSingleEvaluationTimeframe(root)) {
+            return root;
+        }
+        String strategyTf = resolveSingleEvaluationTimeframe(root);
+        if (chartTf.equals(strategyTf)) {
+            return root;
+        }
+        ObjectNode copy = (ObjectNode) root.deepCopy();
+        remapTimeframesRecursive(copy, strategyTf, chartTf);
+        return copy;
+    }
+
+    public String remapJsonForChartTimeframe(String json, String chartTimeframe) {
+        if (json == null || json.isBlank()) return json;
+        try {
+            JsonNode root = objectMapper.readTree(json);
+            JsonNode remapped = remapForChartTimeframe(root, chartTimeframe);
+            return objectMapper.writeValueAsString(remapped);
+        } catch (Exception e) {
+            return json;
+        }
+    }
+
+    /** TIMEFRAME START에 복수 candleTypes 또는 AND/OR 아래 서로 다른 TF가 있으면 false */
+    private static boolean canRemapSingleEvaluationTimeframe(JsonNode root) {
+        if (root == null || root.isNull()) return false;
+        Set<String> tfScopes = new LinkedHashSet<>();
+        collectTimeframeScopeTypes(root, tfScopes);
+        if (tfScopes.size() > 1) return false;
+        return !hasMultiCandleTypesStart(root);
+    }
+
+    private static void collectTimeframeScopeTypes(JsonNode node, Set<String> out) {
+        if (node == null || node.isNull()) return;
+        String type = node.path("type").asText("");
+        if ("TIMEFRAME".equals(type)) {
+            if (hasMultiCandleTypesStart(node)) {
+                out.add("__multi__");
+                return;
+            }
+            String ct = LiveStrategyTimeframeService.normalize(node.path("candleType").asText("1m"));
+            out.add(ct);
+        }
+        JsonNode children = node.path("children");
+        if (children.isArray()) {
+            for (JsonNode c : children) collectTimeframeScopeTypes(c, out);
+        }
+        JsonNode child = node.path("child");
+        if (!child.isMissingNode() && !child.isNull()) collectTimeframeScopeTypes(child, out);
+    }
+
+    private static boolean hasMultiCandleTypesStart(JsonNode tfNode) {
+        JsonNode arr = tfNode.path("candleTypes");
+        if (!arr.isArray() || arr.size() <= 1) return false;
+        Set<String> distinct = new LinkedHashSet<>();
+        for (JsonNode t : arr) {
+            distinct.add(LiveStrategyTimeframeService.normalize(t.asText("")));
+        }
+        return distinct.size() > 1;
+    }
+
+    private static String resolveSingleEvaluationTimeframe(JsonNode root) {
+        Set<String> scopes = new LinkedHashSet<>();
+        collectTimeframeScopeTypes(root, scopes);
+        scopes.remove("__multi__");
+        if (scopes.size() == 1) return scopes.iterator().next();
+        Set<String> meaningful = collectMeaningfulCandleTypes(root);
+        if (meaningful.size() == 1) return meaningful.iterator().next();
+        return "1m";
+    }
+
+    private static void remapTimeframesRecursive(JsonNode node, String fromTf, String toTf) {
+        if (node == null || node.isNull() || !node.isObject()) return;
+        ObjectNode obj = (ObjectNode) node;
+        String type = obj.path("type").asText("");
+
+        if ("TIMEFRAME".equals(type)) {
+            obj.put("candleType", toTf);
+            if (obj.has("candleTypes")) {
+                ArrayNode arr = JsonNodeFactory.instance.arrayNode();
+                arr.add(toTf);
+                obj.set("candleTypes", arr);
+            }
+        }
+
+        if ("CONDITION".equals(type)) {
+            JsonNode cond = obj.path("condition");
+            if (cond.isObject()) {
+                remapConditionCandleType((ObjectNode) cond, "leftCandleType", fromTf, toTf);
+                remapConditionCandleType((ObjectNode) cond, "rightCandleType", fromTf, toTf);
+            }
+        }
+
+        JsonNode children = obj.path("children");
+        if (children.isArray()) {
+            for (JsonNode c : children) remapTimeframesRecursive(c, fromTf, toTf);
+        }
+        JsonNode child = obj.path("child");
+        if (!child.isMissingNode() && !child.isNull()) remapTimeframesRecursive(child, fromTf, toTf);
+    }
+
+    private static void remapConditionCandleType(ObjectNode cond, String field,
+                                                 String fromTf, String toTf) {
+        if (!cond.has(field)) return;
+        String raw = cond.path(field).asText("");
+        if (raw.isBlank()) return;
+        String ct = LiveStrategyTimeframeService.normalize(raw);
+        if (fromTf.equals(ct)) {
+            cond.put(field, toTf);
+        }
+    }
 }
diff --git a/backend/src/test/java/com/goldenchart/service/StrategyDslTimeframeNormalizerTest.java b/backend/src/test/java/com/goldenchart/service/StrategyDslTimeframeNormalizerTest.java
index ae52c5b..9f35a68 100644
--- a/backend/src/test/java/com/goldenchart/service/StrategyDslTimeframeNormalizerTest.java
+++ b/backend/src/test/java/com/goldenchart/service/StrategyDslTimeframeNormalizerTest.java
@@ -259,4 +259,39 @@ class StrategyDslTimeframeNormalizerTest {
         assertEquals("3m", root.path("candleTypes").get(1).asText());
         assertEquals("5m", root.path("candleTypes").get(2).asText());
     }
+
+    @Test
+    void remapForChartTimeframe_single3mTo5m() throws Exception {
+        String json = """
+            {
+              "type": "TIMEFRAME",
+              "candleType": "3m",
+              "children": [{
+                "type": "CONDITION",
+                "condition": {
+                  "indicatorType": "ICHIMOKU",
+                  "conditionType": "CLOUD_BREAK_UP"
+                }
+              }]
+            }
+            """;
+        JsonNode remapped = normalizer.remapForChartTimeframe(objectMapper.readTree(json), "5m");
+        assertEquals("5m", remapped.path("candleType").asText());
+    }
+
+    @Test
+    void remapForChartTimeframe_skipsMultiTimeframe() throws Exception {
+        String json = """
+            {
+              "type": "AND",
+              "children": [
+                { "type": "TIMEFRAME", "candleType": "3m", "children": [] },
+                { "type": "TIMEFRAME", "candleType": "1h", "children": [] }
+              ]
+            }
+            """;
+        JsonNode root = objectMapper.readTree(json);
+        JsonNode remapped = normalizer.remapForChartTimeframe(root, "5m");
+        assertEquals("3m", remapped.path("children").get(0).path("candleType").asText());
+    }
 }
diff --git a/frontend/src/utils/strategyEvaluationSnapshot.ts b/frontend/src/utils/strategyEvaluationSnapshot.ts
index cd9b50f..be1a085 100644
--- a/frontend/src/utils/strategyEvaluationSnapshot.ts
+++ b/frontend/src/utils/strategyEvaluationSnapshot.ts
@@ -29,7 +29,7 @@ export async function fetchEvaluationSnapshotAtBar(
   const baseRows = hydrated ? extractVirtualConditions(hydrated) : [];
 
   try {
-    await pinStrategyEvaluationTimeframes(normalizedMarket, strategyId);
+    await pinStrategyEvaluationTimeframes(normalizedMarket, strategyId, chartTimeframe);
   } catch {
     /* pin 실패해도 평가 시도 */
   }
diff --git a/frontend/src/utils/strategyTimeframePin.ts b/frontend/src/utils/strategyTimeframePin.ts
index 137d908..70596d7 100644
--- a/frontend/src/utils/strategyTimeframePin.ts
+++ b/frontend/src/utils/strategyTimeframePin.ts
@@ -1,12 +1,18 @@
-import { loadStrategyTimeframes, pinCandleWatch, repairStrategyTimeframes, type StrategyDto } from './backendApi';
+import { pinCandleWatch, loadStrategyTimeframes, repairStrategyTimeframes, type StrategyDto } from './backendApi';
 import { normalizeStartCandleType } from './strategyStartNodes';
 import { collectUiEvaluationTimeframes, syncStrategyTimeframesFromLayoutIfNeeded } from './strategyTimeframeSync';
 
-/** 전략 DSL 평가 분봉 전체 pin — 1m 집계·상위 봉 warm-up */
+/** 전략 DSL 평가 분봉 pin — chartTimeframe 이 있으면 UI 선택 분봉 우선 */
 export async function pinStrategyEvaluationTimeframes(
   market: string,
   strategyId: number,
+  chartTimeframe?: string | null,
 ): Promise<string[]> {
+  if (chartTimeframe) {
+    const tf = normalizeStartCandleType(chartTimeframe);
+    await pinCandleWatch(market, tf);
+    return [tf];
+  }
   const synced = await syncStrategyTimeframesFromLayoutIfNeeded(strategyId);
   if (!synced) return ['1m'];
   await repairStrategyTimeframes(strategyId);