diff --git a/src/pages/storefabric/storeFabricManualIn.vue b/src/pages/storefabric/storeFabricManualIn.vue
index 2e84820..c888d84 100644
--- a/src/pages/storefabric/storeFabricManualIn.vue
+++ b/src/pages/storefabric/storeFabricManualIn.vue
@@ -152,11 +152,20 @@ function emptyDetail() {
 }
 
 function toWeightInt(kg) {
-	const n = Number(kg);
-	if (!Number.isFinite(n) || n < 0) return null;
+	const raw = String(kg == null ? '' : kg).trim();
+	if (!raw) return null;
+	const n = Number(raw);
+	if (!Number.isFinite(n) || n <= 0) return null;
 	return Math.round(n * WEIGHT_SCALE);
 }
 
+function formatDisplayWeightKg(value) {
+	if (value == null || value === '') return '';
+	const n = Number(value);
+	if (!Number.isFinite(n) || n <= 0) return '';
+	return String(formatWeightKg(n));
+}
+
 function normalizeLevelIds(value) {
 	if (Array.isArray(value)) {
 		return value.map((item) => Number(item)).filter((item) => Number.isFinite(item));
@@ -344,15 +353,13 @@ export default {
 				machine_number: data.machine_number || '',
 				grey_fabric_name: data.grey_fabric_name || '',
 				grey_fabric_code: data.grey_fabric_code || '',
-				inspection_weight: data.inspection_weight != null ? data.inspection_weight : null,
+				inspection_weight: formatDisplayWeightKg(data.inspection_weight) ? data.inspection_weight : null,
 				grey_fabric_level_id: levelIds,
 				grey_fabric_level_name: data.grey_fabric_level_name || '',
 				inspector_id: data.inspector_id != null ? data.inspector_id : null,
 				inspector_name: data.inspector_name || '',
 			};
-			this.weightKg = data.inspection_weight != null
-				? String(formatWeightKg(data.inspection_weight))
-				: '';
+			this.weightKg = formatDisplayWeightKg(data.inspection_weight);
 			this.scanCode = this.detail.fabric_piece_code;
 		},
 		async submitInWarehouse() {