diff --git a/TranslateUI/SequenceView.cpp b/TranslateUI/SequenceView.cpp
index 6a66502..2d002d3 100644
--- a/TranslateUI/SequenceView.cpp
+++ b/TranslateUI/SequenceView.cpp
@@ -37,40 +37,46 @@ void IntDelegate::updateEditorGeometry(QWidget* editor, const QStyleOptionViewIt
 
 void SequenceRulesView::currentRuleRefresh(const QModelIndex& idx)
 {
-	auto rule_insv = _rule_v._rule_sequence.at(idx.row());
+	auto rule_insv = _view._ruleset->_rules[idx.row()];
 
 	auto offset_index = idx.sibling(idx.row(), 1);
 	auto offset_number = offset_index.data(Qt::DisplayRole).toInt();
-	rule_insv->setOffsetSpan(offset_number);
+	rule_insv.second->setOffsetSpan(offset_number);
 
 	auto count_index = idx.sibling(idx.row(), 3);
-	_rule_v._sequence_model->setData(offset_index, rule_insv->offsetSpan(), Qt::EditRole);
-	_rule_v._sequence_model->setData(count_index, rule_insv->countWithin(), Qt::EditRole);
+	_view._sequence_model->setData(offset_index, rule_insv.second->offsetSpan(), Qt::EditRole);
+	_view._sequence_model->setData(count_index, rule_insv.second->countWithin(), Qt::EditRole);
 
 	auto param_index = idx.sibling(idx.row(), 4);
 	QJsonObject obj;
-	rule_insv->saveTo(obj);
+	rule_insv.second->saveTo(obj);
 	auto bytes = QJsonDocument(obj).toJson(QJsonDocument::Compact);
-	_rule_v._sequence_model->setData(param_index, QString::fromUtf8(bytes));
+	_view._sequence_model->setData(param_index, QString::fromUtf8(bytes));
 
 	this->resizeColumnsToContents();
 }
 
 void SequenceRulesView::peersRuleChanged(const QModelIndex& idx)
 {
-	auto rule_idx = idx.sibling(idx.row(), 2);
-	auto rule_nm = _rule_v.base->extractUnitList()[rule_idx.data(Qt::DisplayRole).toString()];
-	auto new_inst = std::dynamic_pointer_cast<ExtractUnit>(rule_nm->newDefault());
-	_rule_v._rule_sequence.replace(idx.row(), new_inst);
+	auto field_idx = idx.sibling(idx.row(), 0);
+	auto field_name = field_idx.data(Qt::DisplayRole).toString();
 
+	auto rule_idx = idx.sibling(idx.row(), 2);
+	auto rule_name = rule_idx.data(Qt::DisplayRole).toString();
+
+	auto rule_nm = _view.base->extractUnitList()[rule_name];
+	auto new_inst = std::dynamic_pointer_cast<ExtractUnit>(rule_nm->newDefault());
+	_view._ruleset->_rules.replace(idx.row(), std::make_pair(field_name, new_inst));
+
+	// 对ListUnit执行特殊初始化步骤
 	if (typeid(*new_inst.get()) == typeid(BytesAsList)) {
 		auto conv = std::dynamic_pointer_cast<BytesAsList>(new_inst);
 		if (!conv->elementRule()) {
-			conv->appendElementRule(this->_rule_v.base->defaultExtractUnit());
+			conv->appendElementRule(this->_view.base->defaultExtractUnit());
 		}
 
 		if (!conv->sizeProvider()) {
-			conv->setSizeProvider(this->_rule_v.base->defaultSizeProvider());
+			conv->setSizeProvider(this->_view.base->defaultSizeProvider());
 		}
 	}
 
@@ -78,20 +84,21 @@ void SequenceRulesView::peersRuleChanged(const QModelIndex& idx)
 }
 
 #include <QItemSelectionModel>
-SequenceRulesView::SequenceRulesView(QWidget* p /*= nullptr*/)
+SequenceRulesView::SequenceRulesView(std::shared_ptr<extract::BytesAsRuleSet> rule_set, QWidget* p /*= nullptr*/)
 	:QTableView(p)
 {
-	_rule_v._sequence_model = new QStandardItemModel();
-	_rule_v.base = std::make_shared<TranslateBasic>();
+	_view._ruleset = rule_set;
+	_view._sequence_model = new QStandardItemModel();
+	_view.base = std::make_shared<TranslateBasic>();
 
-	this->setModel(_rule_v._sequence_model);
-	_rule_v._sequence_model->setHorizontalHeaderLabels(QStringList()
+	this->setModel(_view._sequence_model);
+	_view._sequence_model->setHorizontalHeaderLabels(QStringList()
 		<< tr(u8"Field Name") << tr(u8"Bytes Offset") << tr(u8"Translate Rule")
 		<< tr(u8"Bytes Count") << tr(u8"Arguments"));
 
 	auto int_delegate = new IntDelegate(0, INT_MAX);
 	this->setItemDelegateForColumn(1, int_delegate);
-	auto rule_delegate = new RuleSelectDelegate(_rule_v.base);
+	auto rule_delegate = new RuleSelectDelegate(_view.base);
 	this->setItemDelegateForColumn(2, rule_delegate);
 
 	this->setContextMenuPolicy(Qt::CustomContextMenu);
@@ -103,7 +110,7 @@ SequenceRulesView::SequenceRulesView(QWidget* p /*= nullptr*/)
 		if (!curr.isValid())
 			return;
 
-		emit this->currentRuleChanged(_rule_v._rule_sequence[curr.row()], curr);
+		emit this->currentRuleChanged(_view._ruleset->_rules[curr.row()].second, curr);
 		});
 }
 
@@ -118,17 +125,18 @@ void SequenceRulesView::customTranslateRuleEdit(const QPoint& pos)
 
 void SequenceRulesView::addTranslateUnit()
 {
-	auto row_cnt = this->_rule_v._sequence_model->rowCount();
+	auto row_cnt = this->_view._sequence_model->rowCount();
 
 	QList<QStandardItem*> new_row;
 	new_row << new QStandardItem(QString(u8"rule_%1").arg(row_cnt));
 	new_row << new QStandardItem(u8"0");
-	new_row << new QStandardItem(_rule_v.base->defaultExtractUnit()->name());
+	new_row << new QStandardItem(_view.base->defaultExtractUnit()->name());
 	new_row << new QStandardItem(u8"1");
 	new_row.last()->setEditable(false);
 
-	auto curr_rule = _rule_v.base->defaultExtractUnit()->newDefault();
-	this->_rule_v._rule_sequence << std::static_pointer_cast<AbstractExtractor>(curr_rule);
+	auto curr_rule = _view.base->defaultExtractUnit()->newDefault();
+	this->_view._ruleset->_rules.append(
+		new_row.first()->text(), std::static_pointer_cast<ExtractUnit>(curr_rule));
 
 	auto hex_rule = std::static_pointer_cast<BytesAsHex>(curr_rule);
 	hex_rule->setCountWithin(1);
@@ -140,7 +148,7 @@ void SequenceRulesView::addTranslateUnit()
 	new_row << new QStandardItem(json_doc);
 	new_row.last()->setEditable(false);
 
-	this->_rule_v._sequence_model->appendRow(new_row);
+	this->_view._sequence_model->appendRow(new_row);
 	this->resizeColumnsToContents();
 }
 
@@ -150,8 +158,8 @@ void SequenceRulesView::removeTranslateUnit()
 	if (!idx_curr.isValid())
 		return;
 
-	_rule_v._rule_sequence.removeAt(idx_curr.row());
-	_rule_v._sequence_model->removeRow(idx_curr.row());
+	_view._ruleset->_rules.removeAt(idx_curr.row());
+	_view._sequence_model->removeRow(idx_curr.row());
 }
 
 
diff --git a/TranslateUI/SequenceView.h b/TranslateUI/SequenceView.h
index e1740a3..58f78c6 100644
--- a/TranslateUI/SequenceView.h
+++ b/TranslateUI/SequenceView.h
@@ -61,8 +61,8 @@ public:
 	struct __Private {
 		QStandardItemModel* _sequence_model;
 		std::shared_ptr<TranslateBasic> base = nullptr;
-		QList<std::shared_ptr<ExtractUnit>> _rule_sequence;
-	} _rule_v;
+		std::shared_ptr<extract::BytesAsRuleSet> _ruleset = nullptr;
+	} _view;
 
 signals:
 	void currentRuleChanged(std::shared_ptr<ExtractUnit> u, const QModelIndex& i) const;
@@ -72,7 +72,7 @@ public:
 	void peersRuleChanged(const QModelIndex& idx_rule);
 
 public:
-	SequenceRulesView(QWidget* p = nullptr);
+	SequenceRulesView(std::shared_ptr<extract::BytesAsRuleSet> rule_set, QWidget* p = nullptr);
 
 	void customTranslateRuleEdit(const QPoint& pos);
 	void addTranslateUnit();
diff --git a/TranslateUI/StructuralRuleView.cpp b/TranslateUI/StructuralRuleView.cpp
index 5a49d61..e66026c 100644
--- a/TranslateUI/StructuralRuleView.cpp
+++ b/TranslateUI/StructuralRuleView.cpp
@@ -8,11 +8,14 @@
 #include <QTabWidget>
 #include "TranslateBasic.h"
 
-StructuralRuleView::StructuralRuleView(QWidget* p /*= nullptr*/)
-	:QWidget(p),
-	_sequence_view(new SequenceRulesView(this)),
+StructuralRuleView::StructuralRuleView(
+	std::shared_ptr<extract::BytesAsRuleSet> inst_r, QWidget* p /*= nullptr*/)
+	: QWidget(p),
+	_sequence_view(new SequenceRulesView(inst_r, this)),
 	_configs_stack(new QStackedWidget(this))
 {
+	this->_current_fields_cache = std::make_shared<FieldManagerLayer>("", nullptr);
+
 	auto layout = new QVBoxLayout(this);
 	auto split = new QSplitter(Qt::Horizontal, this);
 	layout->addWidget(split);
@@ -27,7 +30,7 @@ StructuralRuleView::StructuralRuleView(QWidget* p /*= nullptr*/)
 	_configs_stack->addWidget(encode_config);
 	auto combine_config = new BitCombineConfiguration(this);
 	_configs_stack->addWidget(combine_config);
-	auto list_config = new ListUnitConfiguration(this->_sequence_view->_rule_v.base, this);
+	auto list_config = new ListUnitConfiguration(this->_sequence_view->_view.base, this);
 	_configs_stack->addWidget(list_config);
 
 	connect(count_span, &CountWithinConfiguration::currentRuleChanged,
@@ -58,6 +61,7 @@ StructuralRuleView::StructuralRuleView(QWidget* p /*= nullptr*/)
 				break;
 			case DataType::LIST_COLLECTION:
 				_configs_stack->setCurrentIndex(4);
+				cacheRefresh(i, list_config);
 				break;
 			default:
 				_configs_stack->setCurrentIndex(0);
@@ -66,6 +70,24 @@ StructuralRuleView::StructuralRuleView(QWidget* p /*= nullptr*/)
 		});
 }
 
+void StructuralRuleView::cacheRefresh(const QModelIndex& curr, ListUnitConfiguration* t)
+{
+	if (!curr.isValid())
+		return;
+
+	this->_current_fields_cache->clear();
+	this->_sequence_view->_view._ruleset->registSubField(this->_current_fields_cache);
+
+	auto field_idx = curr.sibling(curr.row(), 0);
+	this->_current_fields_cache->bindCurrent(field_idx.data(Qt::DisplayRole).toString());
+
+	auto ins = this->_sequence_view->_view._ruleset->_rules[curr.row()];
+	auto conv = std::dynamic_pointer_cast<extract::BytesAsList>(ins.second);
+	if (conv) {
+		t->currentRuleAccept(conv, curr, this->_current_fields_cache);
+	}
+}
+
 EmptyConfiguration::EmptyConfiguration(QWidget* p/*=nullptr*/)
 {
 	auto layout = new QVBoxLayout(this);
@@ -311,6 +333,11 @@ void ListUnitConfiguration::reloadContent(
 	QSignalBlocker m(_size_layout_select);
 	_size_layout_select->setCurrentText(u->sizeProvider()->name());
 
+	QSignalBlocker vll(_prev_field_refer);
+	auto item_list = getter->prevFields();
+	this->_prev_field_refer->clear();
+	this->_prev_field_refer->addItems(item_list.keys());
+
 	if (typeid(*u->sizeProvider().get()) == typeid(ConstNumberProvider)) {
 		_configs_stack->setCurrentIndex(0);
 		QSignalBlocker v(_const_number_input);
@@ -320,10 +347,6 @@ void ListUnitConfiguration::reloadContent(
 	else if (typeid(*u->sizeProvider().get()) == typeid(InterpretedNumberPrivider)) {
 		_configs_stack->setCurrentIndex(1);
 		auto conv = std::dynamic_pointer_cast<InterpretedNumberPrivider>(u->sizeProvider());
-		QSignalBlocker v(_prev_field_refer);
-		auto item_list = getter->prevFields();
-		this->_prev_field_refer->clear();
-		this->_prev_field_refer->addItems(item_list.keys());
 		this->_prev_field_refer->setCurrentText(conv->name());
 	}
 }
diff --git a/TranslateUI/StructuralRuleView.h b/TranslateUI/StructuralRuleView.h
index a41b200..c1945c6 100644
--- a/TranslateUI/StructuralRuleView.h
+++ b/TranslateUI/StructuralRuleView.h
@@ -119,8 +119,11 @@ private:
 	SequenceRulesView* const _sequence_view;
 	QStackedWidget* const _configs_stack;
 
-public:
-	StructuralRuleView(QWidget* p = nullptr);
+	std::shared_ptr<FieldManagerLayer> _current_fields_cache = nullptr;
 
+public:
+	StructuralRuleView(std::shared_ptr<extract::BytesAsRuleSet> inst_r, QWidget* p = nullptr);
+
+	void cacheRefresh(const QModelIndex &curr, ListUnitConfiguration* t);
 };
 
diff --git a/TranslateUI/TranslateBasic.cpp b/TranslateUI/TranslateBasic.cpp
index 7d08965..4e80213 100644
--- a/TranslateUI/TranslateBasic.cpp
+++ b/TranslateUI/TranslateBasic.cpp
@@ -93,7 +93,7 @@ QHash<QString, std::shared_ptr<RuleMatch>> TranslateBasic::ruleMatchList() const
 
 void ConstNumberProvider::bindInput(std::shared_ptr<DataAccessContext> inst)
 {
-	
+
 }
 
 QString ConstNumberProvider::name() const
@@ -208,13 +208,49 @@ QVariant ValueAccess::get(const QString& unique_key) const
 	return QVariant();
 }
 
-FieldSetterLayer::FieldSetterLayer(const QString& self, std::shared_ptr<ScopeFieldsSetter> instp)
+bool FieldManagerLayer::bindCurrent(const QString& unique_key)
+{
+	for (auto index = 0; index < __Private::_fields_map.size(); ++index) {
+		auto pair = __Private::_fields_map[index];
+		if (pair.first == unique_key) {
+			__Private::_fields_map = __Private::_fields_map.mid(0, index);
+			return true;
+		}
+	}
+	return false;
+}
+
+QHash<QString, DataType> FieldManagerLayer::prevFields() const
+{
+	QHash<QString, DataType> fields;
+	for(auto pair : __Private::_fields_map)
+		fields[pair.first] = pair.second;
+
+	return fields;
+}
+
+void FieldManagerLayer::clear()
+{
+	__Private::_fields_map.clear();
+}
+
+FieldManagerLayer::FieldManagerLayer(const QString& self, std::shared_ptr<ScopeFieldsSetter> instp)
 {
 	_setter._rule_name = self;
 	_setter._parent_setter = instp;
 }
 
-void FieldSetterLayer::setField(const QString& name, DataType type)
+#include <stdexcept>
+void FieldManagerLayer::setField(const QString& name, DataType type)
 {
-	_setter._parent_setter->setField(QString("%1.%2").arg(_setter._rule_name, name), type);
+	if (_setter._parent_setter)
+		_setter._parent_setter->setField(QString("%1.%2").arg(_setter._rule_name, name), type);
+	else {
+		for (auto pair : __Private::_fields_map) {
+			if (pair.first == name)
+				throw new std::invalid_argument("字段名称重复");
+		}
+		__Private::_fields_map << std::make_pair(name, type);
+	}
 }
+QList<std::pair<QString, DataType>> FieldManagerLayer::__Private::_fields_map;
\ No newline at end of file
diff --git a/TranslateUI/TranslateBasic.h b/TranslateUI/TranslateBasic.h
index 65c4ddd..e3fcc90 100644
--- a/TranslateUI/TranslateBasic.h
+++ b/TranslateUI/TranslateBasic.h
@@ -34,6 +34,8 @@ public:
 	/// <param name="name"></param>
 	/// <param name="type"></param>
 	virtual void setField(const QString& name, DataType type) = 0;
+
+	virtual void clear() = 0;
 };
 
 // ================================================================
@@ -199,15 +201,21 @@ public:
 	QVariant get(const QString& unique_key) const override;
 };
 
-class FieldSetterLayer : public ScopeFieldsSetter {
+class FieldManagerLayer : public ScopeFieldsSetter, public ScopeFieldsGetter {
 public:
 	struct __Private {
 		QString _rule_name;
-		std::shared_ptr<ScopeFieldsSetter> _parent_setter;
+		std::shared_ptr<ScopeFieldsSetter> _parent_setter = nullptr;
+		static QList<std::pair<QString, DataType>> _fields_map;
 	}_setter;
 
+
+	bool bindCurrent(const QString& unique_key) override;
+	QHash<QString, DataType> prevFields() const override;
+	void clear() override;
+
 public:
-	FieldSetterLayer(const QString& self, std::shared_ptr<ScopeFieldsSetter> instp);
+	FieldManagerLayer(const QString& self, std::shared_ptr<ScopeFieldsSetter> instp);
 
 	void setField(const QString& name, DataType type) override;
-};
\ No newline at end of file
+};
diff --git a/TranslateUI/extract_basic.cpp b/TranslateUI/extract_basic.cpp
index 87bb117..fb5717e 100644
--- a/TranslateUI/extract_basic.cpp
+++ b/TranslateUI/extract_basic.cpp
@@ -435,7 +435,7 @@ std::shared_ptr<Serializable> BytesAsList::newDefault() const
 void BytesAsList::registSubField(std::shared_ptr<ScopeFieldsSetter> inst)
 {
 	inst->setField("ls", this->_list._bind_unit->outType());
-	auto layer = std::make_shared<FieldSetterLayer>("ls", inst);
+	auto layer = std::make_shared<FieldManagerLayer>("ls", inst);
 	this->_list._bind_unit->registSubField(layer);
 }
 
@@ -552,17 +552,17 @@ void BytesAsUnion::registSubField(std::shared_ptr<ScopeFieldsSetter> inst)
 {
 	for (auto rl : this->_union._rule_list) {
 		inst->setField(rl->name(), rl->bindRule()->outType());
-		auto layer = std::make_shared<FieldSetterLayer>(rl->name(), inst);
+		auto layer = std::make_shared<FieldManagerLayer>(rl->name(), inst);
 		rl->bindRule()->registSubField(layer);
 	}
 }
 
 void BytesAsRuleSet::registSubField(std::shared_ptr<ScopeFieldsSetter> inst)
 {
-	for (auto rl_key : this->_rules._sub_rules.keys()){
-		auto rlinst = this->_rules._sub_rules[rl_key];
+	for (auto rl_key : this->_rules.fieldNames()){
+		auto rlinst = this->_rules[rl_key];
 		inst->setField(rl_key, rlinst->outType());
-		auto layer = std::make_shared<FieldSetterLayer>(rl_key, inst);
+		auto layer = std::make_shared<FieldManagerLayer>(rl_key, inst);
 		rlinst->registSubField(layer);
 	}
 }
@@ -570,11 +570,11 @@ void BytesAsRuleSet::registSubField(std::shared_ptr<ScopeFieldsSetter> inst)
 void BytesAsRuleSet::parse(const QByteArray& bytes, std::shared_ptr<DataAccessContext> out) const
 {
 	auto bufx = bytes;
-	for (auto keym : this->_rules._sub_rules.keys()) {
+	for (auto keym : this->_rules.fieldNames()) {
 		auto rule_context = std::make_shared<ValueAccess>();
 		rule_context->init(keym, out);
 
-		auto rule = this->_rules._sub_rules[keym];
+		auto rule = this->_rules[keym];
 		bufx = bufx.mid(rule->offsetSpan());
 		auto count = rule->countWithin();
 		auto secx = bufx.mid(0, count);
@@ -627,7 +627,7 @@ void BytesAsRuleSet::loadFrom(std::shared_ptr<TranslateBasic> core, const QJsonO
 
 		auto xdev = core->extractUnitList()[match_name]->newDefault();
 		xdev->loadFrom(core, match_obj);
-		_rules._sub_rules[key] = std::dynamic_pointer_cast<ExtractUnit>(xdev);
+		_rules._sub_rules << std::make_pair(key, std::dynamic_pointer_cast<ExtractUnit>(xdev));
 	}
 }
 
@@ -637,10 +637,11 @@ void BytesAsRuleSet::saveTo(QJsonObject& obj) const
 	INT32_SAVE(_rules._byte_offset, obj);
 
 	QJsonArray array;
-	for (auto key : _rules._sub_rules.keys()) {
+	for (auto pairk : _rules._sub_rules) {
 		QJsonObject rule_obj, match_obj;
 
-		auto info = _rules._sub_rules[key];
+		auto key = pairk.first;
+		auto info = pairk.second;
 		STRING_SAVE(key, rule_obj);
 		QString match_name = info->name();
 		STRING_SAVE(match_name, rule_obj);
@@ -656,3 +657,43 @@ std::shared_ptr<Serializable> BytesAsRuleSet::newDefault() const
 {
 	return std::make_shared<BytesAsRuleSet>();
 }
+
+std::pair<QString, std::shared_ptr<ExtractUnit>> BytesAsRuleSet::__Private::operator[](int index) const
+{
+	return this->_sub_rules[index];
+}
+
+void BytesAsRuleSet::__Private::replace(int index, std::pair<QString, std::shared_ptr<ExtractUnit>> inst)
+{
+	this->_sub_rules.replace(index, inst);
+}
+
+extract::BytesAsRuleSet::__Private& BytesAsRuleSet::__Private::append(const QString& nm, std::shared_ptr<ExtractUnit> u)
+{
+	this->_sub_rules.append(std::make_pair(nm, u));
+	return *this;
+}
+
+void BytesAsRuleSet::__Private::removeAt(int index)
+{
+	this->_sub_rules.removeAt(index);
+}
+
+QList<QString> BytesAsRuleSet::__Private::fieldNames() const
+{
+	QList<QString> fields_store;
+	for (auto fpair : this->_sub_rules) {
+		fields_store << fpair.first;
+	}
+	return fields_store;;
+}
+
+std::shared_ptr<ExtractUnit> BytesAsRuleSet::__Private::operator[](const QString& field) const
+{
+	for (auto pair : this->_sub_rules) {
+		if(pair.first == field)
+			return pair.second;
+	}
+
+	return std::shared_ptr<ExtractUnit>();
+}
diff --git a/TranslateUI/extract_basic.h b/TranslateUI/extract_basic.h
index 26498b7..29a3403 100644
--- a/TranslateUI/extract_basic.h
+++ b/TranslateUI/extract_basic.h
@@ -255,7 +255,16 @@ namespace extract {
 	public:
 		struct __Private {
 			int _byte_offset = 0, _byte_count = 1;
-			QHash<QString, std::shared_ptr<ExtractUnit>> _sub_rules;
+			QList<std::pair<QString, std::shared_ptr<ExtractUnit>>> _sub_rules;
+
+			QList<QString> fieldNames() const;
+			std::shared_ptr<ExtractUnit> operator[](const QString &field) const;
+
+
+			std::pair<QString, std::shared_ptr<ExtractUnit>> operator[](int index) const;
+			void replace(int index, std::pair<QString, std::shared_ptr<ExtractUnit>> inst);
+			void removeAt(int index);
+			__Private& append(const QString& nm, std::shared_ptr<ExtractUnit> u);
 		}_rules;
 
 	public:
diff --git a/TranslateUI/main.cpp b/TranslateUI/main.cpp
index 8ff7c80..26cf9fb 100644
--- a/TranslateUI/main.cpp
+++ b/TranslateUI/main.cpp
@@ -10,7 +10,8 @@ int main(int argc, char *argv[])
 {
     QApplication app(argc, argv);
 
-    StructuralRuleView v;
+    auto vx = std::make_shared< extract::BytesAsRuleSet>();
+    StructuralRuleView v(vx);
     v.show();
 
     return app.exec();