diff --git a/com.twin.app.shoptime/src/actions/actionTypes.js b/com.twin.app.shoptime/src/actions/actionTypes.js
index 595b6408..899acac2 100644
--- a/com.twin.app.shoptime/src/actions/actionTypes.js
+++ b/com.twin.app.shoptime/src/actions/actionTypes.js
@@ -137,6 +137,9 @@ export const types = {
   RESET_BRAND_STATE: 'RESET_BRAND_STATE',
   RESET_BRAND_STATE_EXCEPT_BRAND_INFO: 'RESET_BRAND_STATE_EXCEPT_BRAND_INFO',
   RESET_BRAND_LAYOUT_INFO: 'RESET_BRAND_LAYOUT_INFO',
+  // 🆕 [251210] patnrId=21 카테고리 그룹 데이터 관리
+  SET_BRAND_SHOP_BY_SHOW_CATEGORY_GROUPS: 'SET_BRAND_SHOP_BY_SHOW_CATEGORY_GROUPS',
+  RESET_BRAND_SHOP_BY_SHOW_CATEGORY_GROUPS: 'RESET_BRAND_SHOP_BY_SHOW_CATEGORY_GROUPS',
 
   // main actions
   GET_SUB_CATEGORY: 'GET_SUB_CATEGORY',
diff --git a/com.twin.app.shoptime/src/actions/brandActions.js b/com.twin.app.shoptime/src/actions/brandActions.js
index 713472f0..7b835478 100644
--- a/com.twin.app.shoptime/src/actions/brandActions.js
+++ b/com.twin.app.shoptime/src/actions/brandActions.js
@@ -410,6 +410,8 @@ export const getBrandShopByShow = (props) => (dispatch, getState) => {
       type: types.GET_BRAND_SHOP_BY_SHOW,
       payload: {
         data: response.data.data,
+        patnrId,
+        contsId,
       },
     });
 
diff --git a/com.twin.app.shoptime/src/reducers/brandReducer.js b/com.twin.app.shoptime/src/reducers/brandReducer.js
index 96c76408..7eb92d6d 100644
--- a/com.twin.app.shoptime/src/reducers/brandReducer.js
+++ b/com.twin.app.shoptime/src/reducers/brandReducer.js
@@ -52,6 +52,9 @@ const initialState = {
   brandTopBannerData: {
     data: {},
   },
+
+  // 🆕 [251210] patnrId=21 카테고리 그룹 데이터 저장소
+  brandShopByShowCategoryGroups: {},
 };
 
 export const brandReducer = (state = initialState, action) => {
@@ -174,12 +177,31 @@ export const brandReducer = (state = initialState, action) => {
         ? nextData
         : { ...prevData, ...nextData, brandShopByShowContsList: prevData.brandShopByShowContsList };
 
+      // 🆕 [251210] patnrId=21인 경우 그룹 데이터 별도 저장
+      const updatedCategoryGroups = { ...state.brandShopByShowCategoryGroups };
+
+      if (action.payload?.patnrId === 21 || action.payload?.patnrId === "21") {
+        const patnrId = String(action.payload.patnrId);
+
+        // patnrId별 그룹 데이터가 없으면 초기화
+        if (!updatedCategoryGroups[patnrId]) {
+          updatedCategoryGroups[patnrId] = {};
+        }
+
+        // 현재 contsId에 대한 그룹 정보 저장
+        if (nextData.brandShopByShowContsInfo?.contsId) {
+          const contsId = nextData.brandShopByShowContsInfo.contsId;
+          updatedCategoryGroups[patnrId][contsId] = nextData.brandShopByShowContsInfo;
+        }
+      }
+
       return {
         ...state,
         brandShopByShowData: {
           ...action.payload,
           data: mergedData,
         },
+        brandShopByShowCategoryGroups: updatedCategoryGroups,
       };
     }
 
@@ -218,6 +240,25 @@ export const brandReducer = (state = initialState, action) => {
       };
     }
 
+    // 🆕 [251210] patnrId=21 카테고리 그룹 데이터 설정
+    case types.SET_BRAND_SHOP_BY_SHOW_CATEGORY_GROUPS: {
+      return {
+        ...state,
+        brandShopByShowCategoryGroups: {
+          ...state.brandShopByShowCategoryGroups,
+          ...action.payload,
+        },
+      };
+    }
+
+    // 🆕 [251210] patnrId=21 카테고리 그룹 데이터 초기화
+    case types.RESET_BRAND_SHOP_BY_SHOW_CATEGORY_GROUPS: {
+      return {
+        ...state,
+        brandShopByShowCategoryGroups: {},
+      };
+    }
+
     default:
       return state;
   }
diff --git a/com.twin.app.shoptime/src/views/DetailPanel/ProductAllSection/ProductAllSection.jsx b/com.twin.app.shoptime/src/views/DetailPanel/ProductAllSection/ProductAllSection.jsx
index 92008749..87c4fa64 100644
--- a/com.twin.app.shoptime/src/views/DetailPanel/ProductAllSection/ProductAllSection.jsx
+++ b/com.twin.app.shoptime/src/views/DetailPanel/ProductAllSection/ProductAllSection.jsx
@@ -1108,6 +1108,7 @@ export default function ProductAllSection({
   const descriptionRef = useRef(null);
   const reviewRef = useRef(null);
   const youMayAlsoLikelRef = useRef(null);
+  const seeMoreProductsRef = useRef(null);
   const prevMediaPanelModalStateRef = useRef(null); // MediaPanel의 이전 modal 상태 추적
 
   // 동영상과 이미지를 통합한 렌더링 아이템 리스트 생성 (Indicator.jsx 로직 기반)
@@ -1264,6 +1265,15 @@ export default function ProductAllSection({
       Spotlight.focus("detail_youMayAlsoLike_area")
     },100);
   }, [scrollToSection, dispatch]);
+
+  const handleSeeMoreProductsClick = useCallback(() => {
+    console.log('[SEE MORE PRODUCTS] Button clicked - currently no action');
+    // TODO: 나중에 그룹 상품 표시 로직 추가
+    scrollToSection('scroll-marker-see-more-products');
+    setTimeout(() => {
+      Spotlight.focus("see-more-products-area");
+    }, 100);
+  }, [scrollToSection]);
   // 헤더 Back 아이콘에서 아래로 내려올 때 첫 번째 버튼을 바라보도록 설정
   useEffect(() => {
     const firstId = stackOrder[0];
@@ -1751,10 +1761,27 @@ export default function ProductAllSection({
                       activeButton === 'youmaylike' ? css.active : ''
                     )}
                     onClick={handleYouMayAlsoLikeClick}
+                    onFocus={() => handleButtonFocus('youmaylike')}
+                    onBlur={handleButtonBlur}
                   >
                     {$L('YOU MAY ALSO LIKE')}
                   </TButton>
                 )}
+                {/* 🆕 [251210] patnrId=21인 경우 SEE MORE PRODUCTS 버튼 */}
+                {(panelInfo?.patnrId === 21 || panelInfo?.patnrId === "21") && (
+                  <TButton
+                    className={classNames(
+                      css.youMayLikeButton,
+                      activeButton === 'seemoreproducts' ? css.active : ''
+                    )}
+                    onClick={handleSeeMoreProductsClick}
+                    onFocus={() => handleButtonFocus('seemoreproducts')}
+                    onBlur={handleButtonBlur}
+                    spotlightId="see-more-products-button"
+                  >
+                    {$L('SEE MORE PRODUCTS')}
+                  </TButton>
+                )}
                 {/* YouMayLike 버튼 렌더링 상태 로그 */}
                 {/* {(() => {
                   console.log('[YouMayLike] 버튼 렌더링 체크:', {
@@ -1938,6 +1965,20 @@ export default function ProductAllSection({
                   </div>
                 )}
               </div>
+
+              {/* 🆕 [251210] patnrId=21인 경우 SEE MORE PRODUCTS 섹션 */}
+              {(panelInfo?.patnrId === 21 || panelInfo?.patnrId === "21") && (
+                <div ref={seeMoreProductsRef}>
+                  <div id="scroll-marker-see-more-products" className={css.scrollMarker}></div>
+                  <div id="see-more-products-section" data-spotlight-id="see-more-products-area">
+                    {/* TODO: 나중에 그룹 상품 표시 컴포넌트 추가 */}
+                    <div style={{ padding: '20px', textAlign: 'center', color: '#666' }}>
+                      <h3>SEE MORE PRODUCTS</h3>
+                      <p>그룹 상품이 여기에 표시될 예정입니다</p>
+                    </div>
+                  </div>
+                </div>
+              )}
             
               <div className={css.topButtonBox}>                
                 <TButton
diff --git a/com.twin.app.shoptime/src/views/FeaturedBrandsPanel/FeaturedBrandsPanel.jsx b/com.twin.app.shoptime/src/views/FeaturedBrandsPanel/FeaturedBrandsPanel.jsx
index 9bbe90ce..0a7de3e5 100644
--- a/com.twin.app.shoptime/src/views/FeaturedBrandsPanel/FeaturedBrandsPanel.jsx
+++ b/com.twin.app.shoptime/src/views/FeaturedBrandsPanel/FeaturedBrandsPanel.jsx
@@ -280,6 +280,10 @@ const FeaturedBrandsPanel = ({ isOnTop, panelInfo, spotlightId }) => {
   const brandTopBannerInfo = useSelector(
     (state) => state.brand.brandTopBannerData.data.brandTopBannerInfo
   );
+  // 🆕 [251210] patnrId=21 카테고리 그룹 데이터
+  const brandShopByShowCategoryGroups = useSelector(
+    (state) => state.brand.brandShopByShowCategoryGroups
+  );
 
   const [displayTopButton, setDisplayTopButton] = useState(false);
   const [focusedContainerId, setFocusedContainerId] = useState(null);
@@ -310,6 +314,9 @@ const FeaturedBrandsPanel = ({ isOnTop, panelInfo, spotlightId }) => {
   });
   const renderedShelfCountRef = useRef(0);
 
+  // 🆕 [251210] patnrId=21 카테고리 그룹 조회 상태 추적
+  const fetchedCategoryGroupsRef = useRef(new Set());
+
   const fromDetail = panelInfo?.from && panelInfo.from === "detail";
   const fromGNB = panelInfo?.from && panelInfo.from === "gnb";
   const fromUpcoming = panelInfo?.from && panelInfo.from === "upcoming";
@@ -803,6 +810,18 @@ const FeaturedBrandsPanel = ({ isOnTop, panelInfo, spotlightId }) => {
     console.log("[FB-PANEL-DATA-FETCH] sortedBrandLayoutInfo:", sortedBrandLayoutInfo);
     console.log("[FB-PANEL-DATA-FETCH] selectedPatnrId:", selectedPatnrId);
 
+    // 🆕 [251210] patnrId 변경 시 조회 상태 초기화
+    if (selectedPatnrId) {
+      const patnrIdString = String(selectedPatnrId);
+      // 이전 patnrId와 다르면 ref 초기화
+      const currentFetchKeys = Array.from(fetchedCategoryGroupsRef.current).filter(key => key.startsWith(patnrIdString));
+      if (currentFetchKeys.length === 0) {
+        console.log("[FB-PANEL-DATA-FETCH] patnrId changed, clearing category group fetch status");
+        // 다른 patnrId로 전환 시 ref 초기화
+        fetchedCategoryGroupsRef.current.clear();
+      }
+    }
+
     if (sortedBrandLayoutInfo && selectedPatnrId) {
       console.log("[FB-PANEL-DATA-FETCH] Fetching data - patnrId:", selectedPatnrId);
       Object.entries(DISPATCH_MAP) //
@@ -835,6 +854,33 @@ const FeaturedBrandsPanel = ({ isOnTop, panelInfo, spotlightId }) => {
     }
   }, [sortedBrandLayoutInfo, selectedPatnrId]);
 
+  // 🆕 [251210] patnrId=21인 경우 모든 카테고리 그룹 데이터 미리 조회
+  useEffect(() => {
+    if (selectedPatnrId === 21 || selectedPatnrId === "21") {
+      console.log("[FB-PANEL-CATEGORY-GROUPS] patnrId=21 detected - fetching all category group data");
+      console.log("[FB-PANEL-CATEGORY-GROUPS] brandShopByShowContsList:", brandShopByShowContsList);
+
+      // 각 카테고리(contsId)별 그룹 데이터 조회
+      if (brandShopByShowContsList && brandShopByShowContsList.length > 0) {
+        brandShopByShowContsList.forEach((conts) => {
+          const fetchKey = `${selectedPatnrId}-${conts.contsId}`;
+
+          // useRef로 이미 조회된 contsId 추적 (무한루프 방지)
+          if (!fetchedCategoryGroupsRef.current.has(fetchKey)) {
+            console.log("[FB-PANEL-CATEGORY-GROUPS] Fetching category group for contsId:", conts.contsId);
+            fetchedCategoryGroupsRef.current.add(fetchKey); // 조회 상태 기록
+            dispatch(getBrandShopByShow({
+              patnrId: selectedPatnrId,
+              contsId: conts.contsId
+            }));
+          } else {
+            console.log("[FB-PANEL-CATEGORY-GROUPS] Category group already fetched for contsId:", conts.contsId);
+          }
+        });
+      }
+    }
+  }, [selectedPatnrId, brandShopByShowContsList, dispatch]); // brandShopByShowCategoryGroups 제거
+
   useEffect(() => {
     if (selectedCatCd) {
       dispatch(