Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 57% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

chengdu.taoche.com

【淘车车二手车】北京二手车-二手车交易平台

Page Load Speed

57.6 sec in total

First Response

13.1 sec

Resources Loaded

43.1 sec

Page Rendered

1.3 sec

chengdu.taoche.com screenshot

About Website

Visit chengdu.taoche.com now to see the best up-to-date Chengdu Taoche content for China and also check out these interesting facts you probably never knew about chengdu.taoche.com

淘车车北京二手车频道,为您提供北京二手车交易市场最新价格动态,海量车源信息、图片,标准无事故,真实可靠的商家及个人二手车车源信息,让您放心买卖二手车。买卖二手车,就选淘车网北京二手车频道。

Visit chengdu.taoche.com

Key Findings

We analyzed Chengdu.taoche.com page load time and found that the first response time was 13.1 sec and then it took 44.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

chengdu.taoche.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value17.5 s

0/100

25%

SI (Speed Index)

Value12.8 s

2/100

10%

TBT (Total Blocking Time)

Value1,880 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.439

21/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

chengdu.taoche.com

13145 ms

header_style-20160407195703-743.css

19979 ms

tchome2_style-20160223144822-795.css

19979 ms

jquery.js

2044 ms

c.js

3772 ms

Our browser made a total of 171 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Chengdu.taoche.com, 27% (46 requests) were made to Img5.taoche.cn and 13% (23 requests) were made to Img7.taoche.cn. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Image.bitautoimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 451.6 kB (23%)

Content Size

2.0 MB

After Optimization

1.5 MB

In fact, the total size of Chengdu.taoche.com main page is 2.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 263.7 kB

  • Original 320.3 kB
  • After minification 298.2 kB
  • After compression 56.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 263.7 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 72.6 kB

  • Original 1.5 MB
  • After minification 1.4 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Chengdu Taoche images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 111.7 kB

  • Original 172.8 kB
  • After minification 168.8 kB
  • After compression 61.1 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 111.7 kB or 65% of the original size.

CSS Optimization

-73%

Potential reduce by 3.6 kB

  • Original 4.9 kB
  • After minification 4.9 kB
  • After compression 1.3 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Chengdu.taoche.com needs all CSS files to be minified and compressed as it can save up to 3.6 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (17%)

Requests Now

163

After Optimization

136

The browser has sent 163 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chengdu Taoche. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

chengdu.taoche.com accessibility score

84

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

chengdu.taoche.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

chengdu.taoche.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chengdu.taoche.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Chengdu.taoche.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Chengdu Taoche. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: