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yo2.cn screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

yo2.cn

优博企业信息网_免费b2b发布信息网_B2B企业电子商务网站

Page Load Speed

2.9 sec in total

First Response

1.4 sec

Resources Loaded

1.4 sec

Page Rendered

104 ms

yo2.cn screenshot

About Website

Click here to check amazing Yo 2 content for United States. Otherwise, check out these important facts you probably never knew about yo2.cn

优博企业信息网免费B2B网站供应信息发布平台，拥有百万供应厂家产品报价，以及B2B电子商务企业名录工厂展示，企业贸易货源采购首选的网站，为厂商便捷服务，更为公司提供永久免费产品信息发布体验。

Visit yo2.cn

Key Findings

We analyzed Yo2.cn page load time and found that the first response time was 1.4 sec and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster. This domain responded with an error, which can significantly jeopardize Yo2.cn rating and web reputation

Performance Metrics

yo2.cn performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.9 s

100/100

10%

Network Requests Diagram

yo2.cn

1404 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Yo2.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Yo2.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 160.4 kB (63%)

Content Size

254.5 kB

After Optimization

94.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yo2.cn main page is 254.5 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 120.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 50.8 kB

  • Original 62.2 kB
  • After minification 62.1 kB
  • After compression 11.4 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 50.8 kB or 82% of the original size.

Image Optimization

-29%

Potential reduce by 14.4 kB

  • Original 50.0 kB
  • After minification 35.6 kB

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. Obviously, Yo 2 needs image optimization as it can save up to 14.4 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 77.9 kB

  • Original 120.2 kB
  • After minification 116.2 kB
  • After compression 42.3 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 77.9 kB or 65% of the original size.

CSS Optimization

-78%

Potential reduce by 17.3 kB

  • Original 22.1 kB
  • After minification 19.9 kB
  • After compression 4.8 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. Yo2.cn needs all CSS files to be minified and compressed as it can save up to 17.3 kB or 78% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

yo2.cn

yo2.cn

1404 ms

Accessibility Review

yo2.cn accessibility score

58

Accessibility Issues

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

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

yo2.cn 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

SEO Factors

yo2.cn SEO score

92

Search Engine Optimization Advices

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

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 Yo2.cn 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 Yo2.cn 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

yo2.cn

Open Graph description is not detected on the main page of Yo 2. 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: