diff --git a/app/test/test_bug561_wanzikun.py b/app/test/test_bug561_wanzikun.py
new file mode 100644
index 0000000..ee692a6
--- /dev/null
+++ b/app/test/test_bug561_wanzikun.py
@@ -0,0 +1,72 @@
+import time
+import pytest
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.support import expected_conditions as EC
+from selenium.common.exceptions import NoSuchElementException, TimeoutException
+from selenium.webdriver import ActionChains
+
+# 导入 app/test/conftest.py 中的 signup 函数
+from app.test.conftest import signup
+
+def select_text_in_article(driver):
+    elem = driver.find_element(By.CSS_SELECTOR, '#article')
+    
+    action = ActionChains(driver)
+    # 从左上角点击并按住
+    action.move_to_element_with_offset(elem, 0, 0)
+    action.click_and_hold()
+    # 移动到右下角的某个位置（例如，右下角偏移100, 100）
+    action.move_by_offset(100, 100)
+    action.release()
+    action.perform()
+
+def verify_highlight(driver):
+    # 检查是否有高亮的元素
+    highlighted_elements = driver.execute_script("""
+        return Array.from(document.querySelectorAll('#article mark')).map(mark => mark.innerText);
+    """)
+    print("Highlighted elements:", highlighted_elements)
+    return len(highlighted_elements) > 0
+
+def test_bug561(URL, driver):
+    try:
+        driver.maximize_window()
+        username, password = signup(URL, driver)
+
+        time.sleep(3)  # 等待页面加载完成
+
+        select_text_in_article(driver)
+        if verify_highlight(driver):
+            print("Text highlighted after selection")
+        else:
+            print("No text highlighted after selection")
+
+        # 点击“下一页”按钮
+        next_button = WebDriverWait(driver, 10).until(EC.element_to_be_clickable((By.ID, 'load_next_article')))
+        next_button.click()
+        print("Clicked next article button.")
+        
+        # 等待“上一页”按钮加载完成
+        WebDriverWait(driver, 10).until(EC.element_to_be_clickable((By.ID, 'load_pre_article')))
+        print("Next article loaded.")
+
+        # 点击“上一页”按钮
+        prev_button = WebDriverWait(driver, 10).until(EC.element_to_be_clickable((By.ID, 'load_pre_article')))
+        prev_button.click()
+        print("Clicked previous article button.")
+        
+        # 确认高亮是否保留
+        if verify_highlight(driver):
+            print("Highlighted text preserved after switching articles")
+        else:
+            print("Highlighted text not preserved after switching articles")
+        
+    except Exception as e:
+        print(f"Error during test: {e}")
+    finally:
+        driver.quit()
+        print("Driver closed.")
+
+if __name__ == "__main__":
+    pytest.main([__file__])