Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

yishu.com

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Page Load Speed

26.6 sec in total

First Response

1.3 sec

Resources Loaded

24.7 sec

Page Rendered

643 ms

yishu.com screenshot

About Website

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

中国艺术网-为您打造专业的名家油画、国画、玉器、艺术收藏、邮票、陶瓷等珍奇古玩鉴定交易平台,并提供最新最权威的第一手艺术资讯,供您随时阅读学习。

Visit yishu.com

Key Findings

We analyzed Yishu.com page load time and found that the first response time was 1.3 sec and then it took 25.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

yishu.com performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

yishu.com

1275 ms

www.yishu.com

3276 ms

base_new.css

613 ms

style_new.css

1448 ms

yishualert.css

1586 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 32% of them (21 requests) were addressed to the original Yishu.com, 46% (30 requests) were made to Res.yufuhui.com and 5% (3 requests) were made to Combo.b.qq.com. The less responsive or slowest element that took the longest time to load (9 sec) relates to the external source Res.yufuhui.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 201.7 kB (21%)

Content Size

958.1 kB

After Optimization

756.4 kB

In fact, the total size of Yishu.com main page is 958.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 717.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 78.1 kB

  • Original 100.2 kB
  • After minification 81.7 kB
  • After compression 22.1 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 18.5 kB, which is 18% 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 78.1 kB or 78% of the original size.

Image Optimization

-9%

Potential reduce by 61.2 kB

  • Original 717.5 kB
  • After minification 656.4 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. Yishu images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 37.9 kB

  • Original 109.8 kB
  • After minification 99.0 kB
  • After compression 71.8 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 37.9 kB or 35% of the original size.

CSS Optimization

-80%

Potential reduce by 24.5 kB

  • Original 30.6 kB
  • After minification 27.2 kB
  • After compression 6.1 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. Yishu.com needs all CSS files to be minified and compressed as it can save up to 24.5 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (20%)

Requests Now

61

After Optimization

49

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yishu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

yishu.com accessibility score

64

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

yishu.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

yishu.com SEO score

83

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

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

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 Yishu.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 Yishu.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 Yishu. 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: