做ipo尽调需要用到的网站免费测试seo

一、什么是VIN码识别解析接口？

VIN码不仅是车辆的“身份证”，更是连接制造、销售、维修、保险、金融等多个环节的数字纽带。而VIN码查询API，正是打通这一链条的关键工具。
无论是汽车电商平台、二手车商、维修厂，还是保险公司、金融机构，都能通过接入该API实现信息自动化、决策智能化和服务标准化。

二、如何用C#进行调用？

下面我们以阿里云的接口为例，具体代码示例如下：

接口地址：https://market.aliyun.com/apimarket/detail/cmapi00065864
//using System.IO;
//using System.Text;
//using System.Net;
//using System.Net.Security;
//using System.Security.Cryptography.X509Certificates;private const String host = "https://tsvin.market.alicloudapi.com";private const String path = "/vin/index";private const String method = "GET";private const String appcode = "你自己的AppCode";static void Main(string[] args){String querys = "vin=LSJA24U64MS039980";String bodys = "";String url = host + path;HttpWebRequest httpRequest = null;HttpWebResponse httpResponse = null;if (0 < querys.Length){url = url + "?" + querys;}if (host.Contains("https://")){ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);httpRequest = (HttpWebRequest)WebRequest.CreateDefault(new Uri(url));}else{httpRequest = (HttpWebRequest)WebRequest.Create(url);}httpRequest.Method = method;httpRequest.Headers.Add("Authorization", "APPCODE " + appcode);if (0 < bodys.Length){byte[] data = Encoding.UTF8.GetBytes(bodys);using (Stream stream = httpRequest.GetRequestStream()){stream.Write(data, 0, data.Length);}}try{httpResponse = (HttpWebResponse)httpRequest.GetResponse();}catch (WebException ex){httpResponse = (HttpWebResponse)ex.Response;}Console.WriteLine(httpResponse.StatusCode);Console.WriteLine(httpResponse.Method);Console.WriteLine(httpResponse.Headers);Stream st = httpResponse.GetResponseStream();StreamReader reader = new StreamReader(st, Encoding.GetEncoding("utf-8"));Console.WriteLine(reader.ReadToEnd());Console.WriteLine("\n");}public static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors){return true;}

返回结果如下：

{"code": 1,"msg": "操作成功","data": {"vin": "LSJA24U64MS039980","matching_mode": 1,"is_commercial": 0,"is_import": 0,"is_rules": 1,"cid": "50147","brand_name": "荣威","manufacturer": "上汽集团","series_name": "荣威RX5","name": "2021款 PLUS 330TGI 自动国潮智臻版","year": "2021","img": "http://static.tanshuapi.com/car/202426/17215774571d2839.jpg","price": "13.08万","market_price": "13.08万","gearbox": "7挡湿式双离合","gearnum": "7","geartype": "湿式双离合变速箱(DCT)","engine_model": "15C4E","driven_type": "前置前驱","displacement_ml": "1490","displacement": "1.5","nedczhyh": "6.9","effluent_standard": "国VI","scale": "紧凑型SUV","csjg": "SUV","cms": "5","zws": "5","market_date": "2021.07","stop_date": "","length": "4571","width": "1855","high": "1719","wheelbase": "2708","trackfront": "1574","trackrear": "1593","full_weight": "1539","full_weight_max": "1972","full_weight_zz": "","front_tyre_size": "235/45 R19","rear_tyre_size": "235/45 R19","rlxs": "汽油","ryxh": "92号","gearbox_number": "","chassis_number": "","zdgl": "133","zdml": "181","front_brake_type": "通风盘式","rear_brake_type": "盘式","parking_brake_type": "电子驻车","qfs": "4","gyfs": "直喷","body_type": "承载式","version": "自动国潮智臻版","model_list": [{"cid": "50147","brand_name": "荣威","series_name": "荣威RX5","name": "2021款 PLUS 330TGI 自动国潮智臻版"},{"cid": "50146","brand_name": "荣威","series_name": "荣威RX5","name": "2021款 PLUS 330TGI 自动国潮智享版"},{"cid": "50154","brand_name": "荣威","series_name": "荣威RX5","name": "2021款 PLUS 300TGI 自动Ali国潮豪华荣麟版"},{"cid": "50155","brand_name": "荣威","series_name": "荣威RX5","name": "2021款 PLUS 300TGI 自动Ali国潮旗舰荣麟版"},{"cid": "50145","brand_name": "荣威","series_name": "荣威RX5","name": "2021款 PLUS 330TGI 手动国潮智享版"},{"cid": "50151","brand_name": "荣威","series_name": "荣威RX5","name": "2020款 20T 自动4G互联百万款"}]}
}