diff --git a/config.py b/config.py
new file mode 100755
index 0000000..25099c4
--- /dev/null
+++ b/config.py
@@ -0,0 +1,16 @@
+# ===== 爬虫配置 =====
+
+# 起始 ID
+TOTAL_START_ID = 6000000
+
+# 总线程数（决定 ID 分段数量）
+THREAD_COUNT = 50
+
+# 每个线程负责的 ID 数量
+STEP = 1000000
+
+# 指定只运行哪些线程（使用线程索引列表）
+# 例如: [16, 17, 18, 19, 36, 37, 38, 39, 40] 表示只运行这些线程
+# 设为 None 或空列表 [] 表示运行全部线程
+ACTIVE_THREADS = [7,8,9,10,11,12,13,14,15,16, 17, 18, 19, 36, 37, 38, 39, 40]
+#ACTIVE_THREADS = [16, 17, 18, 19, 36, 37, 38, 39, 40,41,42,43,44]
diff --git a/fill_missing.py b/fill_missing.py
new file mode 100755
index 0000000..cbbb6a3
--- /dev/null
+++ b/fill_missing.py
@@ -0,0 +1,237 @@
+"""
+fill_missing.py
+分段检查每个 softlist_*.db 中是否存在缺失 ID，若有则重新抓取并写入。
+支持断点续传：进度保存在各 db 文件的 repair_progress 表中。
+使用与 scrape_to_sqlite.py 相同的配置文件 config.py。
+"""
+
+import os
+import re
+import sqlite3
+import datetime
+import threading
+import time
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+
+from scrape_to_sqlite import get_driver
+from config import TOTAL_START_ID, THREAD_COUNT, STEP, ACTIVE_THREADS
+
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+
+# 每次扫描的 ID 区间大小（不是一次读取条数，而是按 softid 区间切片）
+CHUNK_SIZE = 10
+
+
+# ──────────────────────────────────────────────
+# 进度表操作
+# ──────────────────────────────────────────────
+
+def init_progress_table(conn):
+    """在 db 中创建断点续传进度表（若不存在）。"""
+    conn.execute('''
+        CREATE TABLE IF NOT EXISTS repair_progress (
+            key   TEXT PRIMARY KEY,
+            value INTEGER
+        )
+    ''')
+    conn.commit()
+
+
+def get_progress(conn, start_id):
+    """读取上次扫描到的位置，默认从 start_id 开始。"""
+    row = conn.execute(
+        "SELECT value FROM repair_progress WHERE key='scan_pos'"
+    ).fetchone()
+    return row[0] if row else start_id
+
+
+def save_progress(conn, pos):
+    """保存当前扫描位置。"""
+    conn.execute(
+        "INSERT OR REPLACE INTO repair_progress (key, value) VALUES ('scan_pos', ?)",
+        (pos,)
+    )
+    conn.commit()
+
+
+def clear_progress(conn):
+    """扫描全部完成后清除进度，方便下次全量重新检查。"""
+    conn.execute("DELETE FROM repair_progress WHERE key='scan_pos'")
+    conn.commit()
+
+
+# ──────────────────────────────────────────────
+# 分段缺失检测（只查一小段）
+# ──────────────────────────────────────────────
+
+def find_missing_in_chunk(conn, chunk_start, chunk_end):
+    """
+    在 [chunk_start, chunk_end] 范围内，找出数据库中缺失的 softid。
+    仅查询这一小段，不读取整张表。
+    """
+    rows = conn.execute(
+        'SELECT softid FROM softinfo WHERE softid >= ? AND softid <= ? ORDER BY softid',
+        (chunk_start, chunk_end)
+    ).fetchall()
+    existing = {row[0] for row in rows}
+    return [i for i in range(chunk_start, chunk_end + 1) if i not in existing]
+
+
+# ──────────────────────────────────────────────
+# 页面抓取
+# ──────────────────────────────────────────────
+
+def fetch_one(driver, wait, softid):
+    """
+    抓取单条数据，返回 (softname, softdate, createtime)。
+    页面不存在时 softname/softdate 为 None，createtime 仍有值。
+    失败时抛出异常。
+    """
+    url = f"https://www.zxxk.com/soft/{softid}.html"
+    driver.get(url)
+    wait.until(lambda d:
+        d.find_elements(By.CLASS_NAME, "document-basic-data") or
+        "页面出错了" in d.page_source
+    )
+
+    softname = softdate = None
+    elements = driver.find_elements(By.CLASS_NAME, "document-basic-data")
+    if elements:
+        softname = driver.find_element(
+            By.CSS_SELECTOR, ".document-basic-data .title"
+        ).text.strip()
+
+        date_text = driver.find_element(
+            By.CSS_SELECTOR, ".document-basic-data .time"
+        ).text
+        m = re.search(r'(\d{4}-\d{2}-\d{2})', date_text)
+        if m:
+            softdate = m.group(1)
+
+    createtime = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
+    return softname, softdate, createtime
+
+
+def repair_id(conn, driver, wait, thread_idx, softid):
+    """
+    补抓单个 softid，重试 3 次。
+    成功后写入数据库并返回。
+    3 次均失败则抛出异常，由调用方决定是否退出线程（进度不会推进）。
+    """
+    max_retries = 3
+    for attempt in range(max_retries):
+        try:
+            start_time = time.time()
+            softname, softdate, createtime = fetch_one(driver, wait, softid)
+            conn.execute(
+                'INSERT OR REPLACE INTO softinfo (softid, softname, softdate, createtime) VALUES (?, ?, ?, ?)',
+                (softid, softname, softdate, createtime)
+            )
+            conn.commit()
+            elapsed = time.time() - start_time
+            print(f"[{datetime.datetime.now().strftime('%H:%M:%S')}] T{thread_idx} | Repaired: {softid} | {elapsed:.2f}s | {softname}")
+            return
+        except Exception as e:
+            wait_sec = (attempt + 1) * 2
+            if attempt < max_retries - 1:
+                print(f"[T{thread_idx}] ID {softid} 第{attempt+1}次失败({e})，{wait_sec}s 后重试...")
+                time.sleep(wait_sec)
+            else:
+                print(f"[T{thread_idx}] ID {softid} 重试 {max_retries} 次均失败，退出线程（进度未推进，重启后可续传）。")
+                raise  # 向上抛出，触发 repair_worker 的 except 分支
+
+
+# ──────────────────────────────────────────────
+# 线程主逻辑
+# ──────────────────────────────────────────────
+
+def repair_worker(thread_idx, start_id, end_id):
+    db_name = f'softlist_{thread_idx}.db'
+    db_path = os.path.join(BASE_DIR, db_name)
+
+    if not os.path.exists(db_path):
+        print(f"[T{thread_idx}] DB 文件不存在，跳过: {db_name}")
+        return
+
+    conn = sqlite3.connect(db_path)
+    init_progress_table(conn)
+
+    # 确定本次扫描的实际上界：数据库中已爬到的最大 ID
+    row = conn.execute(
+        'SELECT MAX(softid) FROM softinfo WHERE softid >= ? AND softid <= ?',
+        (start_id, end_id)
+    ).fetchone()
+    if not row or row[0] is None:
+        print(f"[T{thread_idx}] 数据库为空，跳过。")
+        conn.close()
+        return
+    actual_end = row[0]
+
+    # 断点续传：从上次保存的位置继续
+    scan_pos = get_progress(conn, start_id)
+    if scan_pos > actual_end:
+        print(f"[T{thread_idx}] 已全部扫描完毕（上次进度 {scan_pos} > 当前最大 {actual_end}），若需重新检查请清除进度。")
+        conn.close()
+        return
+
+    print(f"[T{thread_idx}] 开始分段扫描，从 {scan_pos} 到 {actual_end}，分块大小 {CHUNK_SIZE}...")
+
+    driver = None
+    total_repaired = 0
+
+    try:
+        driver = get_driver()
+        wait = WebDriverWait(driver, 95)
+
+        chunk_start = scan_pos
+        while chunk_start <= actual_end:
+            chunk_end = min(chunk_start + CHUNK_SIZE - 1, actual_end)
+
+            missing = find_missing_in_chunk(conn, chunk_start, chunk_end)
+            if missing:
+                print(f"[T{thread_idx}] [{chunk_start}, {chunk_end}] 缺失 {len(missing)} 个: {missing}")
+                for mid in missing:
+                    repair_id(conn, driver, wait, thread_idx, mid)  # 成功才返回
+                    total_repaired += 1
+
+            # 该分块全部补完才推进进度
+            chunk_start = chunk_end + 1
+            save_progress(conn, chunk_start)
+
+        # 扫描全部完成，清除进度记录
+        clear_progress(conn)
+        print(f"[T{thread_idx}] 扫描完成。共补充 {total_repaired} 条。")
+
+    except Exception as e:
+        print(f"[T{thread_idx}] 致命错误: {e}（进度已保存，下次可续传）")
+    finally:
+        if driver:
+            driver.quit()
+        conn.close()
+
+
+# ──────────────────────────────────────────────
+# 入口
+# ──────────────────────────────────────────────
+
+def main():
+    active = set(ACTIVE_THREADS) if ACTIVE_THREADS else set(range(THREAD_COUNT))
+
+    threads = []
+    for i in sorted(active):
+        t_start = TOTAL_START_ID + i * STEP
+        t_end = t_start + STEP - 1
+        t = threading.Thread(target=repair_worker, args=(i, t_start, t_end))
+        threads.append(t)
+        t.start()
+        time.sleep(1.0)
+
+    for t in threads:
+        t.join()
+
+    print("所有线程检查/修补完毕。")
+
+
+if __name__ == "__main__":
+    main()
diff --git a/scrape_to_sqlite.py b/scrape_to_sqlite.py
new file mode 100755
index 0000000..b293fd8
--- /dev/null
+++ b/scrape_to_sqlite.py
@@ -0,0 +1,185 @@
+import os
+import re
+import sys
+import time
+import random
+import sqlite3
+import datetime
+import threading
+from selenium import webdriver
+from selenium.webdriver.chrome.service import Service
+from selenium.webdriver.chrome.options import Options
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.support import expected_conditions as EC
+from webdriver_manager.chrome import ChromeDriverManager
+from config import TOTAL_START_ID, THREAD_COUNT, STEP, ACTIVE_THREADS
+
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+
+def get_driver():
+    chrome_options = Options()
+    chrome_options.page_load_strategy = 'eager'
+    
+    chrome_options.add_argument("--headless")
+    chrome_options.add_argument("--disable-gpu")
+    chrome_options.add_argument("--no-sandbox")
+    chrome_options.add_argument("--disable-dev-shm-usage")
+    
+    # 禁用图片、CSS和字体以加快加载速度
+    prefs = {
+        "profile.managed_default_content_settings.images": 2,
+        "profile.managed_default_content_settings.stylesheets": 2,
+        "profile.managed_default_content_settings.fonts": 2
+    }
+    chrome_options.add_experimental_option("prefs", prefs)
+    chrome_options.add_argument("user-agent=Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36")
+    
+    service = Service(ChromeDriverManager().install())
+    driver = webdriver.Chrome(service=service, options=chrome_options)
+    return driver
+
+def init_thread_db(db_path):
+    conn = sqlite3.connect(db_path)
+    cursor = conn.cursor()
+    cursor.execute('''
+        CREATE TABLE IF NOT EXISTS softinfo (
+            softid INTEGER PRIMARY KEY,
+            softname TEXT,
+            softdate TEXT,
+            createtime TEXT
+        )
+    ''')
+    conn.commit()
+    return conn
+
+def get_last_processed_id(conn, start_id, end_id):
+    cursor = conn.cursor()
+    # 查找该线程负责范围内的最大 ID
+    cursor.execute('SELECT MAX(softid) FROM softinfo WHERE softid >= ? AND softid <= ?', (start_id, end_id))
+    result = cursor.fetchone()
+    if result and result[0] is not None:
+        return result[0]
+    return start_id - 1
+
+def worker(thread_idx, start_id, end_id):
+    db_name = f'softlist_{thread_idx}.db'
+    db_path = os.path.join(BASE_DIR, db_name)
+    print(f"Thread-{thread_idx} started: range [{start_id}, {end_id}], DB: {db_name}")
+    
+    # 初始化自己的数据库
+    conn = init_thread_db(db_path)
+    current_id = get_last_processed_id(conn, start_id, end_id) + 1
+    
+    if current_id > end_id:
+        print(f"Thread-{thread_idx} has already finished its range.")
+        conn.close()
+        return
+
+    print(f"Thread-{thread_idx} resuming from: {current_id}")
+    
+    driver = None
+    try:
+        driver = get_driver()
+        wait = WebDriverWait(driver, 95) # 稍微增加等待时间
+        
+        while current_id <= end_id:
+            url = f"https://www.zxxk.com/soft/{current_id}.html"
+            softname = None
+            softdate = None
+            createtime = None
+            
+            success = False
+            max_retries = 3
+            for attempt in range(max_retries):
+                start_time = time.time()
+                try:
+                    driver.get(url)
+                    # 检查是否包含基本数据容器 或 出现错误提示文字
+                    wait.until(lambda d: 
+                        d.find_elements(By.CLASS_NAME, "document-basic-data") or 
+                        "页面出错了" in d.page_source
+                    )
+                    
+                    elements = driver.find_elements(By.CLASS_NAME, "document-basic-data")
+                    if elements:
+                        title_element = driver.find_element(By.CSS_SELECTOR, ".document-basic-data .title")
+                        softname = title_element.text.strip()
+                        
+                        time_element = driver.find_element(By.CSS_SELECTOR, ".document-basic-data .time")
+                        date_text = time_element.text
+                        date_match = re.search(r'(\d{4}-\d{2}-\d{2})', date_text)
+                        if date_match:
+                            softdate = date_match.group(1)
+                        
+                        createtime = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
+                    
+                    success = True
+                    break # 成功获取或确认页面不存在，跳出重试循环
+                except Exception as e:
+                    if attempt < max_retries - 1:
+                        wait_time = (attempt + 1) * 2
+                        print(f"T{thread_idx} | ID {current_id}: Attempt {attempt+1} failed ({e}), retrying in {wait_time}s...")
+                        time.sleep(wait_time)
+                    else:
+                        print(f"T{thread_idx} | ID {current_id}: All {max_retries} attempts failed. {e}")
+            
+            # 只有在成功访问页面（无论是抓到数据还是确认页面出错）后才记录
+            # 如果是由于网络超时等原因导致的完全失败，则不存数据库，以便下次重跑
+            if success:
+                # 保存到自己的数据库
+                cursor = conn.cursor()
+                cursor.execute('''
+                    INSERT OR REPLACE INTO softinfo (softid, softname, softdate, createtime)
+                    VALUES (?, ?, ?, ?)
+                ''', (current_id, softname, softdate, createtime))
+                conn.commit()
+                
+                elapsed = time.time() - start_time
+                if softname or current_id % 100 == 0:
+                    print(f"[{datetime.datetime.now().strftime('%H:%M:%S')}] T{thread_idx} | Saved: {current_id} | {elapsed:.2f}s | {softname}")
+                
+                current_id += 1
+            else:
+                # 如果连续重试都失败，可能是网络问题，建议稍微停顿或让该线程退出，避免无效重试
+                print(f"T{thread_idx} | ID {current_id}: Skipping save due to persistent errors.")
+                time.sleep(5)
+                # 这里我们依然 current_id += 1 还是 停留在原处？
+                # 如果不加 1，会陷入死循环；如果加 1，这条数据就丢了。
+                # 建议记录到错误日志或直接跳过，既然已经重试了 3 次。
+                #current_id += 1 
+            
+    except Exception as e:
+        print(f"Thread-{thread_idx} fatal error: {e}")
+    finally:
+        if driver:
+            driver.quit()
+        conn.close()
+        print(f"Thread-{thread_idx} finished.")
+
+def main():
+    threads = []
+    active = set(ACTIVE_THREADS) if ACTIVE_THREADS else None
+    for i in range(THREAD_COUNT):
+        if active is not None and i not in active:
+            continue
+        # 计算每个线程的范围
+        t_start = TOTAL_START_ID + i * STEP
+        t_end = t_start + STEP - 1
+        
+            
+        t = threading.Thread(target=worker, args=(i, t_start, t_end))
+        threads.append(t)
+        t.start()
+        
+        # 稍微错开启动时间，避免瞬间高并发创建 50 个浏览器实例
+        time.sleep(1.5)
+
+    for t in threads:
+        t.join()
+
+    print("All threads completed. Goodbye!")
+
+if __name__ == "__main__":
+    main()
+
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