Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 44

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

xinxihua.bjx.com.cn

北极星电力学院-专注电力行业知识技术培训的在线教育平台

Page Load Speed

41.7 sec in total

First Response

1.6 sec

Resources Loaded

39.6 sec

Page Rendered

505 ms

xinxihua.bjx.com.cn screenshot

About Website

Welcome to xinxihua.bjx.com.cn homepage info - get ready to check Xinxihua Bjx best content for China right away, or after learning these important things about xinxihua.bjx.com.cn

北极星学院专注电力行业知识技能培训,为电力行业从业者提供在线培训教程,技术视频课程等培训内容,希望您在北极星学院培训中心有所收获。

Visit xinxihua.bjx.com.cn

Key Findings

We analyzed Xinxihua.bjx.com.cn page load time and found that the first response time was 1.6 sec and then it took 40.1 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 8 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

xinxihua.bjx.com.cn performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

Network Requests Diagram

xinxihua.bjx.com.cn

1596 ms

topbar_public.css

1448 ms

subsite_public.css

1431 ms

subsite_default.css

1435 ms

duilian_style.css

1947 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Xinxihua.bjx.com.cn, 51% (31 requests) were made to Img.mybjx.net and 20% (12 requests) were made to Img02.bjx.com.cn. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Bdimg.share.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 297.0 kB (55%)

Content Size

540.6 kB

After Optimization

243.6 kB

In fact, the total size of Xinxihua.bjx.com.cn main page is 540.6 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. 25% of websites need less resources to load. Javascripts take 191.8 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 96.8 kB

  • Original 116.5 kB
  • After minification 95.4 kB
  • After compression 19.7 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 21.1 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 96.8 kB or 83% of the original size.

Image Optimization

-22%

Potential reduce by 42.5 kB

  • Original 191.1 kB
  • After minification 148.6 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, Xinxihua Bjx needs image optimization as it can save up to 42.5 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 126.1 kB

  • Original 191.8 kB
  • After minification 184.2 kB
  • After compression 65.7 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 126.1 kB or 66% of the original size.

CSS Optimization

-77%

Potential reduce by 31.6 kB

  • Original 41.2 kB
  • After minification 40.2 kB
  • After compression 9.6 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. Xinxihua.bjx.com.cn needs all CSS files to be minified and compressed as it can save up to 31.6 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (46%)

Requests Now

52

After Optimization

28

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xinxihua Bjx. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

xinxihua.bjx.com.cn accessibility score

44

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

xinxihua.bjx.com.cn best practices score

42

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

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

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

xinxihua.bjx.com.cn SEO score

62

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xinxihua.bjx.com.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Xinxihua.bjx.com.cn main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Xinxihua Bjx. 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: