diff --git a/oem_property/ohos/common/dslm_ohos_request.c b/oem_property/ohos/common/dslm_ohos_request.c
index bc191afc4f40803f0b2a8ca6723418a2add34984..15947b92f336713b21caa467b73b2c2a4996f16b 100644
--- a/oem_property/ohos/common/dslm_ohos_request.c
+++ b/oem_property/ohos/common/dslm_ohos_request.c
@@ -100,22 +100,6 @@ static int32_t GenerateDslmCertChain(const DeviceIdentify *device, const Request
     return ret;
 }
 
-static int32_t SelectDslmCredType(const DeviceIdentify *device, const RequestObject *obj, uint32_t *type)
-{
-    (void)device;
-    (void)obj;
-    if (HksAttestIsReadyAdapter() != SUCCESS) {
-#ifdef L0_MINI
-        *type = CRED_TYPE_MINI;
-#else
-        *type = CRED_TYPE_SMALL;
-#endif
-    } else {
-        *type = CRED_TYPE_STANDARD;
-    }
-    return SUCCESS;
-}
-
 static int32_t RequestLiteDslmCred(uint32_t credType, uint8_t *data, uint32_t dataLen, DslmCredBuff **credBuff)
 {
     DslmCredBuff *out = CreateDslmCred(credType, dataLen, data);
@@ -214,21 +198,9 @@ int32_t GetCredFromCurrentDevice(char *credStr, uint32_t maxLen)
 }
 #endif
 
-int32_t RequestOhosDslmCred(const DeviceIdentify *device, const RequestObject *obj, DslmCredBuff **credBuff)
+static int32_t SelectDslmCredType(const DeviceIdentify *device, const RequestObject *obj, DslmCredBuff **credBuff,
+    char *credStr, int32_t credType)
 {
-    SECURITY_LOG_INFO("start");
-    uint32_t credType = 0;
-    char credStr[DSLM_CRED_STR_LEN_MAX] = {0};
-    int32_t ret = GetCredFromCurrentDevice(credStr, DSLM_CRED_STR_LEN_MAX);
-    if (ret != SUCCESS) {
-        SECURITY_LOG_ERROR("read cred data from file failed");
-        return ret;
-    }
-    ret = SelectDslmCredType(device, obj, &credType);
-    if (ret != SUCCESS) {
-        SECURITY_LOG_ERROR("SelectDslmCredType failed");
-        return ret;
-    }
     switch (credType) {
         case CRED_TYPE_STANDARD:
             return RequestStandardDslmCred(device, obj, credStr, credBuff);
@@ -236,9 +208,27 @@ int32_t RequestOhosDslmCred(const DeviceIdentify *device, const RequestObject *o
         case CRED_TYPE_MINI:
             return RequestLiteDslmCred(credType, (uint8_t *)credStr, strlen(credStr) + 1, credBuff);
         default:
-            SECURITY_LOG_ERROR("invalid cred type");
             return ERR_INVALID_PARA;
     }
+}
 
-    return SUCCESS;
+int32_t RequestOhosDslmCred(const DeviceIdentify *device, const RequestObject *obj, DslmCredBuff **credBuff)
+{
+    SECURITY_LOG_INFO("start");
+    char credStr[DSLM_CRED_STR_LEN_MAX] = {0};
+    int32_t ret = GetCredFromCurrentDevice(credStr, DSLM_CRED_STR_LEN_MAX);
+    if (ret != SUCCESS) {
+        SECURITY_LOG_ERROR("read cred data from file failed");
+        return ret;
+    }
+
+    for (uint32_t i = 0; i < obj->arraySize; i++) {
+        ret = SelectDslmCredType(device, obj, credBuff, credStr, obj->credArray[i]);
+        if (ret == SUCCESS) {
+            return ret;
+        }
+    }
+
+    SECURITY_LOG_ERROR("SelectDslmCredType failed");
+    return ret;
 }