diff --git a/es2panda/compiler/core/pandagen.cpp b/es2panda/compiler/core/pandagen.cpp
index 0eb85b5cbcd5d02f51c8f515a85640fefc2ea53e..05f4a2d0d7bf351834cef5ac4ae1ee4632958d52 100644
--- a/es2panda/compiler/core/pandagen.cpp
+++ b/es2panda/compiler/core/pandagen.cpp
@@ -1693,7 +1693,8 @@ void PandaGen::LoadExternalModuleVariable(const ir::AstNode *node, const binder:
     auto index = variable->Index();
     if (Context()->IsTypeExtractorEnabled()) {
         const ir::Identifier *identifier = nullptr;
-        const ir::AstNode *declareNode = Context()->TypeExtractor()->GetDeclNodeFromIdentifier(node->AsIdentifier(), &identifier);
+        const ir::AstNode *declareNode =
+            Context()->TypeExtractor()->GetDeclNodeFromIdentifier(node->AsIdentifier(), &identifier);
         int64_t typeIndex = Context()->TypeRecorder()->GetNodeTypeIndex(declareNode);
         if (typeIndex != extractor::TypeRecorder::PRIMITIVETYPE_ANY) {
             index <= util::Helpers::MAX_INT8 ? ra_.EmitWithType<Ldexternalmodulevar>(node, typeIndex, index) :
diff --git a/es2panda/ir/expressions/chainExpression.cpp b/es2panda/ir/expressions/chainExpression.cpp
index d2656c05ac78ce57eadf7be05652bd865fda59c9..27c0d429879f75f0a9bc05bdc56b36d41e74007f 100644
--- a/es2panda/ir/expressions/chainExpression.cpp
+++ b/es2panda/ir/expressions/chainExpression.cpp
@@ -20,6 +20,7 @@
 #include <ir/astDump.h>
 #include <ir/expressions/callExpression.h>
 #include <ir/expressions/memberExpression.h>
+#include <ir/ts/tsNonNullExpression.h>
 
 namespace panda::es2panda::ir {
 
@@ -39,6 +40,8 @@ void ChainExpression::Compile(compiler::PandaGen *pg) const
 
     if (expression_->IsMemberExpression()) {
         expression_->AsMemberExpression()->Compile(pg);
+    } else if (expression_->IsTSNonNullExpression()) {
+        expression_->AsTSNonNullExpression()->Expr()->AsMemberExpression()->Compile(pg);
     } else {
         assert(expression_->IsCallExpression());
         expression_->AsCallExpression()->Compile(pg);
diff --git a/es2panda/test/compiler/ts/cases/compiler/test-ts-non-null-expression-expected.txt b/es2panda/test/compiler/ts/cases/compiler/test-ts-non-null-expression-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4c814060532d3f1be03cddb45ce2b96f026c0f2a
--- /dev/null
+++ b/es2panda/test/compiler/ts/cases/compiler/test-ts-non-null-expression-expected.txt
@@ -0,0 +1 @@
+non-null-test
diff --git a/es2panda/test/compiler/ts/cases/compiler/test-ts-non-null-expression.ts b/es2panda/test/compiler/ts/cases/compiler/test-ts-non-null-expression.ts
new file mode 100644
index 0000000000000000000000000000000000000000..39fbff0ebd91cd230ac56b18e29f2df51ce511b5
--- /dev/null
+++ b/es2panda/test/compiler/ts/cases/compiler/test-ts-non-null-expression.ts
@@ -0,0 +1,31 @@
+function parse(page) {
+    return page;
+}
+
+class Page {
+    process(context) {
+        return parse(context?.page!);
+    }
+}
+
+function getPropertyAccess(obj) {
+    return obj!.property;
+}
+
+function getElementAccess(arr, index) {
+   return arr![index];
+}
+
+function getCall(func, arg) {
+    func!(arg);
+}
+
+function getCondition(value) {
+    return value ? value! : "defaultValue";
+}
+
+function getAsExpr(value) {
+    return value! as number;
+}
+
+print("non-null-test");
diff --git a/es2panda/test/runner.py b/es2panda/test/runner.py
index 0b9428c5cebba35f6c520d095617fd3a553475b7..b32168bdac5b51b4e18eecbcfeccb2e4f21bd7ce 100755
--- a/es2panda/test/runner.py
+++ b/es2panda/test/runner.py
@@ -1282,7 +1282,8 @@ class TypeExtractorRunner(Runner):
             if directory.startswith("testcases_with_assert") or directory.startswith("testcases_with_running"):
                 if (self.ld_library_path == "" or self.ark_aot_compiler == ""):
                     break
-                test = TypeExtractorWithAOTTest(f, flags, directory.startswith("testcases_with_running"), directory.endswith("projects"))
+                test = TypeExtractorWithAOTTest(f, flags, directory.startswith("testcases_with_running"),
+                                                directory.endswith("projects"))
                 self.tests.append(test)
             else:
                 test = TypeExtractorTest(f, flags, is_dts_test)
diff --git a/es2panda/typescript/extractor/typeSystem.h b/es2panda/typescript/extractor/typeSystem.h
index 3c26630935e991b3efb6bf11fba9f8a288f87435..72f369b44c031b0c18bb05739f44a421ff99c7ed 100644
--- a/es2panda/typescript/extractor/typeSystem.h
+++ b/es2panda/typescript/extractor/typeSystem.h
@@ -572,7 +572,7 @@ private:
             if (param->IsAssignmentPattern()) {
                 param = param->AsAssignmentPattern()->Left();
             }
-            
+
             // Identifier / SpreadElement / RestElement / ArrayExpression / ObjectExpression
             auto identifier = extractor_->GetIdentifierFromExpression(param);
             if (identifier != nullptr) {