Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

yutong.com

Yutong Bus | Global Leader Of New Energy Buses

Page Load Speed

62.5 sec in total

First Response

728 ms

Resources Loaded

61.1 sec

Page Rendered

729 ms

About Website

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

Yutong Bus is the No.1 global sales of electric buses & coaches. We offer various new energy bus, tourist coach, and city bus for public transportation.

Visit yutong.com

Key Findings

We analyzed Yutong.com page load time and found that the first response time was 728 ms and then it took 61.8 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.

Performance Metrics

yutong.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.0 s

0/100

25%

SI (Speed Index)

Value48.7 s

0/100

10%

TBT (Total Blocking Time)

Value4,860 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value37.5 s

0/100

10%

Network Requests Diagram

yutong.com

728 ms

yutong.com

1006 ms

www.yutong.com

2437 ms

en.yutong.com

4151 ms

gtm.js

66 ms

Our browser made a total of 161 requests to load all elements on the main page. We found that 2% of them (3 requests) were addressed to the original Yutong.com, 91% (147 requests) were made to En.yutong.com and 4% (6 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (17.8 sec) relates to the external source En.yutong.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 269.5 kB (13%)

Content Size

2.1 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yutong.com main page is 2.1 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. 70% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 193.2 kB

  • Original 216.4 kB
  • After minification 146.9 kB
  • After compression 23.2 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. This page needs HTML code to be minified as it can gain 69.4 kB, which is 32% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 193.2 kB or 89% of the original size.

Image Optimization

-4%

Potential reduce by 61.7 kB

  • Original 1.7 MB
  • After minification 1.6 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. Yutong images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 3.5 kB

  • Original 144.1 kB
  • After minification 144.1 kB
  • After compression 140.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-24%

Potential reduce by 11.1 kB

  • Original 45.4 kB
  • After minification 45.4 kB
  • After compression 34.3 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. Yutong.com needs all CSS files to be minified and compressed as it can save up to 11.1 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (33%)

Requests Now

152

After Optimization

102

  • Images
  • JavaScript
  • CSS

The browser has sent 152 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yutong. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

yutong.com accessibility score

65

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields do not have accessible names

High

[aria-*] attributes do not have valid values

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

yutong.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

yutong.com SEO score

82

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yutong.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Yutong.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 Yutong. 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: