diff --git a/src/main/java/com/dl/officialsite/nft/service/WarCraftContractService.java b/src/main/java/com/dl/officialsite/nft/service/WarCraftContractService.java
index fa8d5354..a50a1094 100644
--- a/src/main/java/com/dl/officialsite/nft/service/WarCraftContractService.java
+++ b/src/main/java/com/dl/officialsite/nft/service/WarCraftContractService.java
@@ -6,7 +6,6 @@
 import com.dl.officialsite.nft.config.ContractConfigService;
 import com.dl.officialsite.nft.constant.ContractNameEnum;
 import com.dl.officialsite.nft.contract.WarCraftContract;
-import com.dl.officialsite.nft.util.RankExtractorUtil;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -59,27 +58,22 @@ public BaseResponse rank(String address, ContractNameEnum contractName, String c
             BigInteger tokenId = contract.claimedTokenIdBy(address).sendAsync().get(TIMEOUT, TimeUnit.SECONDS);
             if (tokenId == null || tokenId.intValue() == 0) {
                 log.error("No claim(tokenId) info found for address:[{}].", address);
-                return BaseResponse.failWithReason("1206", "No claim info found.");
+                return BaseResponse.failWithReason("200", "No claim info found.");
             }
 
-            String rank = contract.tokenURI(tokenId).sendAsync().get(TIMEOUT, TimeUnit.SECONDS);
+            String rank = contract.tokenURIs(tokenId).sendAsync().get(TIMEOUT, TimeUnit.SECONDS);
             if (StringUtils.isBlank(rank)) {
                 log.error("No rank info found for address:[{}] and tokenId:[{}].", address, tokenId.intValue());
-                return BaseResponse.failWithReason("1206", "No rank info found.");
-            }
-            int rankValue = RankExtractorUtil.extractParameterValueFromUrl(rank, "rank");
-            if (rankValue < 0) {
-                log.error("Invalid rank value:[{}] found in url:[{}].", rankValue, rank);
-                return BaseResponse.failWithReason("1206", "No rank info found.");
+                return BaseResponse.failWithReason("200", "No rank info found.");
             }
 
             MemberNFTMintRecord memberNFTMintRecord = new MemberNFTMintRecord();
             memberNFTMintRecord.setAddress(address);
             memberNFTMintRecord.setContractName(contractName);
             memberNFTMintRecord.setChainId(chainId);
-            memberNFTMintRecord.setRankValue(rankValue);
+            memberNFTMintRecord.setRankValue(Integer.parseInt(rank));
             this.memberNFTMintRecordRepository.save(memberNFTMintRecord);
-            return BaseResponse.successWithData(rankValue);
+            return BaseResponse.successWithData(rank);
         } catch (Exception e) {
             log.error("Call contract method:[claimedTokenIdBy] remote error.", e);
             return BaseResponse.failWithReason("1205", "Fetch rank failed, please try again later.");
diff --git a/src/main/java/com/dl/officialsite/nft/util/RankExtractorUtil.java b/src/main/java/com/dl/officialsite/nft/util/RankExtractorUtil.java
deleted file mode 100644
index 525246de..00000000
--- a/src/main/java/com/dl/officialsite/nft/util/RankExtractorUtil.java
+++ /dev/null
@@ -1,32 +0,0 @@
-package com.dl.officialsite.nft.util;
-
-import org.apache.http.NameValuePair;
-import org.apache.http.client.utils.URLEncodedUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.nio.charset.StandardCharsets;
-import java.util.List;
-
-public class RankExtractorUtil {
-
-    private static final Logger log = LoggerFactory.getLogger(RankExtractorUtil.class);
-
-    public static int extractParameterValueFromUrl(String url, String targetParam) throws URISyntaxException {
-        URI uri = new URI(url);
-        List<NameValuePair> params = URLEncodedUtils.parse(uri, StandardCharsets.UTF_8);
-
-        for (NameValuePair param : params) {
-            if (param.getName().equals(targetParam)) {
-                return Integer.parseInt(param.getValue());
-            }
-        }
-
-        log.error("Value not found for param:[{}]", targetParam);
-        return -1;
-    }
-
-
-}
\ No newline at end of file