diff --git a/src/main/java/com/wbq/zuoye/BVExtractor.java b/src/main/java/com/wbq/zuoye/BVExtractor.java
index 39c955b..88ae6ff 100644
--- a/src/main/java/com/wbq/zuoye/BVExtractor.java
+++ b/src/main/java/com/wbq/zuoye/BVExtractor.java
@@ -6,7 +6,7 @@ import java.util.regex.Pattern;
 public class BVExtractor {
     public static String getBVid(String url) {
         String bv = extractBV(url);
-        if (bv != null) {git 
+        if (bv != null) {
             System.out.println("Extracted BV: " + bv);
             return bv;
         } else {
diff --git a/src/main/java/com/wbq/zuoye/BilibiliCidFetcher.java b/src/main/java/com/wbq/zuoye/BilibiliCidFetcher.java
new file mode 100644
index 0000000..3d18b4f
--- /dev/null
+++ b/src/main/java/com/wbq/zuoye/BilibiliCidFetcher.java
@@ -0,0 +1,41 @@
+package com.wbq.zuoye;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.util.EntityUtils;
+
+import java.io.IOException;
+
+public class BilibiliCidFetcher {
+    public static String getCid(String bvid) {
+        String apiUrl = "https://api.bilibili.com/x/player/pagelist?bvid=" + bvid;
+
+        try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
+            HttpGet request = new HttpGet(apiUrl);
+            request.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.107 Safari/537.36");
+            try (CloseableHttpResponse response = httpClient.execute(request)) {
+                String jsonResponse = EntityUtils.toString(response.getEntity(), "UTF-8");
+                JsonObject jsonObject = JsonParser.parseString(jsonResponse).getAsJsonObject();
+                JsonArray dataArray = jsonObject.getAsJsonArray("data");
+
+                if (dataArray.size() > 0) {
+                    JsonObject firstPage = dataArray.get(0).getAsJsonObject();
+                    String cid = firstPage.get("cid").getAsString();
+                    System.out.println("Found cid: " + cid);
+                    return cid;
+                } else {
+                    System.out.println("No data found.");
+                    return null;
+                }
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+}