diff --git a/game/builtin/item_container.go b/game/builtin/item_container.go
index 7873698..d1b7798 100644
--- a/game/builtin/item_container.go
+++ b/game/builtin/item_container.go
@@ -3,6 +3,7 @@ package builtin
 import (
 	"github.com/kercylan98/minotaur/game"
 	"github.com/kercylan98/minotaur/utils/huge"
+	"github.com/kercylan98/minotaur/utils/super"
 	"sync/atomic"
 )
 
@@ -10,7 +11,6 @@ func NewItemContainer[ItemID comparable, Item game.Item[ItemID]](options ...Item
 	itemContainer := &ItemContainer[ItemID, Item]{
 		items:         map[int64]*ItemContainerMember[ItemID, Item]{},
 		itemIdGuidRef: map[ItemID]map[int64]bool{},
-		stackLimits:   map[ItemID]*huge.Int{},
 	}
 	for _, option := range options {
 		option(itemContainer)
@@ -25,16 +25,18 @@ type ItemContainer[ItemID comparable, Item game.Item[ItemID]] struct {
 	expandSize    int
 	items         map[int64]*ItemContainerMember[ItemID, Item]
 	itemIdGuidRef map[ItemID]map[int64]bool
-	sort          []*itemContainerSort[ItemID]
-	stackLimits   map[ItemID]*huge.Int
+	sort          []*int64
+	maxSort       int
+	vacancy       []int
+	stackLimit    map[ItemID]*huge.Int
 }
 
 func (slf *ItemContainer[ItemID, Item]) GetSize() int {
-	return slf.size + slf.expandSize
+	return slf.size
 }
 
 func (slf *ItemContainer[ItemID, Item]) GetSizeLimit() int {
-	return slf.sizeLimit
+	return slf.sizeLimit + slf.expandSize
 }
 
 func (slf *ItemContainer[ItemID, Item]) SetExpandSize(size int) {
@@ -50,8 +52,26 @@ func (slf *ItemContainer[ItemID, Item]) GetItem(guid int64) (game.ItemContainerM
 }
 
 func (slf *ItemContainer[ItemID, Item]) GetItems() []game.ItemContainerMember[ItemID, Item] {
-	//TODO implement me
-	panic("implement me")
+	var result = make([]game.ItemContainerMember[ItemID, Item], 0, len(slf.sort))
+	for _, guid := range slf.sort {
+		if guid == nil {
+			continue
+		}
+		result = append(result, slf.items[*guid])
+	}
+	return result
+}
+
+func (slf *ItemContainer[ItemID, Item]) GetItemsFull() []game.ItemContainerMember[ItemID, Item] {
+	var result = make([]game.ItemContainerMember[ItemID, Item], len(slf.sort), len(slf.sort))
+	for i, guid := range slf.sort {
+		if guid == nil {
+			result[i] = nil
+		} else {
+			result[i] = slf.items[*guid]
+		}
+	}
+	return result
 }
 
 func (slf *ItemContainer[ItemID, Item]) GetItemsMap() map[int64]game.ItemContainerMember[ItemID, Item] {
@@ -78,6 +98,9 @@ func (slf *ItemContainer[ItemID, Item]) AddItem(item Item, count *huge.Int) erro
 	for guid := range slf.itemIdGuidRef[item.GetID()] {
 		member := slf.items[guid]
 		if member.GetItem().IsSame(item) {
+			if stackLimit := slf.stackLimit[item.GetID()]; stackLimit != nil && member.count.Copy().Add(count).GreaterThan(stackLimit) {
+				continue
+			}
 			member.count.Add(count)
 			return nil
 		}
@@ -90,6 +113,22 @@ func (slf *ItemContainer[ItemID, Item]) AddItem(item Item, count *huge.Int) erro
 		item:  item,
 		guid:  guid,
 		count: count.Copy(),
+		sort: super.If(len(slf.vacancy) == 0,
+			func() int {
+				sort := len(slf.sort)
+				slf.sort = append(slf.sort, &guid)
+				if sort > slf.maxSort {
+					slf.maxSort = sort
+				}
+				return sort
+			}(),
+			func() int {
+				sort := slf.vacancy[0]
+				slf.vacancy = slf.vacancy[1:]
+				slf.sort[sort] = &guid
+				return sort
+			}(),
+		),
 	}
 	guids, exist := slf.itemIdGuidRef[item.GetID()]
 	if !exist {
@@ -110,7 +149,14 @@ func (slf *ItemContainer[ItemID, Item]) DeductItem(guid int64, count *huge.Int)
 		member.count.Sub(count)
 		if member.count.EqualTo(huge.IntZero) {
 			slf.size--
+			slf.sort[member.sort] = nil
+			slf.vacancy = append(slf.vacancy, member.sort)
 			delete(slf.items, guid)
+			sizeLimit := slf.GetSizeLimit()
+			for slf.sort[slf.maxSort] == nil && slf.maxSort > sizeLimit {
+				slf.sort = append(slf.sort[0:slf.maxSort], slf.sort[slf.maxSort+1:]...)
+				slf.maxSort--
+			}
 		}
 		return nil
 	} else {
@@ -129,6 +175,13 @@ func (slf *ItemContainer[ItemID, Item]) DeductItem(guid int64, count *huge.Int)
 					if len(guids) == 0 {
 						delete(slf.itemIdGuidRef, member.GetID())
 					}
+					slf.sort[member.sort] = nil
+					slf.vacancy = append(slf.vacancy, member.sort)
+					sizeLimit := slf.GetSizeLimit()
+					for slf.sort[slf.maxSort] == nil && slf.maxSort > sizeLimit {
+						slf.sort = append(slf.sort[0:slf.maxSort], slf.sort[slf.maxSort+1:]...)
+						slf.maxSort--
+					}
 				})
 			} else {
 				member.count.Sub(need)
diff --git a/game/builtin/item_container_member.go b/game/builtin/item_container_member.go
index 578cc35..a25fd63 100644
--- a/game/builtin/item_container_member.go
+++ b/game/builtin/item_container_member.go
@@ -13,11 +13,10 @@ func NewItemContainerMember[ItemID comparable, I game.Item[ItemID]](guid int64,
 }
 
 type ItemContainerMember[ItemID comparable, I game.Item[ItemID]] struct {
-	item     I
-	guid     int64
-	sort     int
-	count    *huge.Int
-	bakCount *huge.Int
+	item  I
+	guid  int64
+	sort  int
+	count *huge.Int
 }
 
 func (slf *ItemContainerMember[ItemID, I]) GetID() ItemID {
diff --git a/game/builtin/item_container_options.go b/game/builtin/item_container_options.go
index 923afc1..d58df44 100644
--- a/game/builtin/item_container_options.go
+++ b/game/builtin/item_container_options.go
@@ -1,6 +1,9 @@
 package builtin
 
-import "github.com/kercylan98/minotaur/game"
+import (
+	"github.com/kercylan98/minotaur/game"
+	"github.com/kercylan98/minotaur/utils/huge"
+)
 
 type ItemContainerOption[ItemID comparable, Item game.Item[ItemID]] func(container *ItemContainer[ItemID, Item])
 
@@ -13,3 +16,16 @@ func WithItemContainerSizeLimit[ItemID comparable, Item game.Item[ItemID]](sizeL
 		container.sizeLimit = sizeLimit
 	}
 }
+
+// WithItemContainerStackLimit 通过设置特定物品堆叠数量创建容器
+func WithItemContainerStackLimit[ItemID comparable, Item game.Item[ItemID]](id ItemID, stackLimit *huge.Int) ItemContainerOption[ItemID, Item] {
+	return func(container *ItemContainer[ItemID, Item]) {
+		if stackLimit.LessThanOrEqualTo(huge.IntZero) {
+			return
+		}
+		if container.stackLimit == nil {
+			container.stackLimit = map[ItemID]*huge.Int{}
+		}
+		container.stackLimit[id] = stackLimit
+	}
+}
diff --git a/game/item_container.go b/game/item_container.go
index 33ea5b5..825f464 100644
--- a/game/item_container.go
+++ b/game/item_container.go
@@ -10,18 +10,24 @@ type ItemContainer[ItemID comparable, I Item[ItemID]] interface {
 	GetSizeLimit() int
 	// SetExpandSize 设置拓展非堆叠数量上限
 	SetExpandSize(size int)
-
 	// GetItem 获取物品
 	GetItem(guid int64) (ItemContainerMember[ItemID, I], error)
-	// GetItems 获取所有物品
+	// GetItems 获取所有非空物品
+	//  - 物品顺序为容器内顺序
+	//  - 空的容器空间将被忽略
 	GetItems() []ItemContainerMember[ItemID, I]
+	// GetItemsFull 获取所有物品
+	//  - 物品顺序为容器内顺序
+	//  - 空的容器空间将被设置为nil
+	//  - 当容器非堆叠物品上限为0时，最后一个非空物品之后的所有空物品都将被忽略
+	//  - 当容器非堆叠物品未达到上限时，其余空间将使用nil填充
+	GetItemsFull() []ItemContainerMember[ItemID, I]
 	// GetItemsMap 获取所有物品
 	GetItemsMap() map[int64]ItemContainerMember[ItemID, I]
 	// ExistItem 物品是否存在
 	ExistItem(guid int64) bool
 	// ExistItemWithID 是否存在特定ID的物品
 	ExistItemWithID(id ItemID) bool
-
 	// AddItem 添加物品
 	AddItem(item I, count *huge.Int) error
 	// DeductItem 扣除特定物品数量，当数量为0将被移除，数量不足时将不进行任何改变