Tools & Wizards About Us
pcmworld.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

pcmworld.com

太空1号供暖机_筑能科技

Page Load Speed

5.8 sec in total

First Response

675 ms

Resources Loaded

4.7 sec

Page Rendered

447 ms

pcmworld.com screenshot

About Website

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

筑·能，筑就能源未来。自2006年起，团队开启了相变蓄能材料与能源服务之旅。

Visit pcmworld.com

Key Findings

We analyzed Pcmworld.com page load time and found that the first response time was 675 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

pcmworld.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

4/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.289

41/100

15%

TTI (Time to Interactive)

Value3.6 s

92/100

10%

Network Requests Diagram

pcmworld.com

675 ms

aos.css

223 ms

animate.css

443 ms

base.css

441 ms

index.css

444 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 53% of them (46 requests) were addressed to the original Pcmworld.com, 47% (40 requests) were made to Aliyun10.cdn.jiasucdn.cn. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Aliyun10.cdn.jiasucdn.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 56.8 kB (2%)

Content Size

3.8 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pcmworld.com main page is 3.8 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. 65% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 17.4 kB

  • Original 23.3 kB
  • After minification 21.4 kB
  • After compression 5.9 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 17.4 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 10.9 kB

  • Original 3.6 MB
  • After minification 3.6 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. Pcmworld images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 21.8 kB

  • Original 97.0 kB
  • After minification 96.9 kB
  • After compression 75.2 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 21.8 kB or 22% of the original size.

CSS Optimization

-34%

Potential reduce by 6.7 kB

  • Original 19.9 kB
  • After minification 19.9 kB
  • After compression 13.2 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. Pcmworld.com needs all CSS files to be minified and compressed as it can save up to 6.7 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (23%)

Requests Now

44

After Optimization

34

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pcmworld. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

pcmworld.com

pcmworld.com

675 ms

aos.css

aos.css

223 ms

animate.css

animate.css

443 ms

base.css

base.css

441 ms

index.css

index.css

444 ms

swiper.css

swiper.css

444 ms

jquery.js

jquery.js

439 ms

js1.js

js1.js

441 ms

swiper.min.js

swiper.min.js

659 ms

SuperSlide.js

SuperSlide.js

659 ms

swiper.animate.min.js

swiper.animate.min.js

658 ms

numgun.js

numgun.js

659 ms

aos.js

aos.js

660 ms

app.js

app.js

661 ms

jquery.js

jquery.js

1197 ms

js1.js

js1.js

661 ms

swiper.animate.min.js

swiper.animate.min.js

391 ms

swiper.min.js

swiper.min.js

1158 ms

SuperSlide.js

SuperSlide.js

392 ms

numgun.js

numgun.js

409 ms

aos.js

aos.js

775 ms

app.js

app.js

586 ms

logo.jpg

logo.jpg

219 ms

telIco.png

telIco.png

221 ms

2023918103489383.png

2023918103489383.png

223 ms

2023921144034331.png

2023921144034331.png

220 ms

20239211454147907.png

20239211454147907.png

222 ms

20239211624348752.jpg

20239211624348752.jpg

220 ms

2023914162007772.jpg

2023914162007772.jpg

435 ms

20239141633285716.jpg

20239141633285716.jpg

439 ms

202310291412139458.jpg

202310291412139458.jpg

440 ms

20239141636443381.jpg

20239141636443381.jpg

445 ms

2023914163802440.jpg

2023914163802440.jpg

441 ms

20231029143206960.jpg

20231029143206960.jpg

443 ms

2023102914039062.jpg

2023102914039062.jpg

653 ms

202310291357461908.jpg

202310291357461908.jpg

658 ms

case_more.jpg

case_more.jpg

659 ms

comp.jpg

comp.jpg

660 ms

20241241648452220.jpg

20241241648452220.jpg

660 ms

20239141416101389.jpg

20239141416101389.jpg

664 ms

20239141413254255.jpg

20239141413254255.jpg

871 ms

20239141410536665.jpg

20239141410536665.jpg

877 ms

ewm.jpg

ewm.jpg

879 ms

in1.jpg

in1.jpg

853 ms

in2.jpg

in2.jpg

852 ms

in3.jpg

in3.jpg

856 ms

inabout_bg.jpg

inabout_bg.jpg

1059 ms

inhexin_bg.jpg

inhexin_bg.jpg

1026 ms

icon.png

icon.png

1028 ms

xc1.png

xc1.png

1028 ms

xc2.png

xc2.png

1029 ms

slider-arrow.png

slider-arrow.png

1034 ms

inewsbg.jpg

inewsbg.jpg

1198 ms

fix-ico.png

fix-ico.png

1193 ms

logo.jpg

logo.jpg

199 ms

2023921144034331.png

2023921144034331.png

587 ms

20239211624348752.jpg

20239211624348752.jpg

784 ms

telIco.png

telIco.png

197 ms

20239211454147907.png

20239211454147907.png

387 ms

2023918103489383.png

2023918103489383.png

1022 ms

2023914162007772.jpg

2023914162007772.jpg

393 ms

20239141633285716.jpg

20239141633285716.jpg

584 ms

202310291412139458.jpg

202310291412139458.jpg

362 ms

2023914163802440.jpg

2023914163802440.jpg

554 ms

20231029143206960.jpg

20231029143206960.jpg

562 ms

20239141636443381.jpg

20239141636443381.jpg

774 ms

2023102914039062.jpg

2023102914039062.jpg

536 ms

202310291357461908.jpg

202310291357461908.jpg

543 ms

case_more.jpg

case_more.jpg

543 ms

comp.jpg

comp.jpg

750 ms

20241241648452220.jpg

20241241648452220.jpg

723 ms

20239141416101389.jpg

20239141416101389.jpg

736 ms

20239141413254255.jpg

20239141413254255.jpg

529 ms

20239141410536665.jpg

20239141410536665.jpg

736 ms

ewm.jpg

ewm.jpg

568 ms

in2.jpg

in2.jpg

699 ms

in1.jpg

in1.jpg

1306 ms

in3.jpg

in3.jpg

903 ms

inabout_bg.jpg

inabout_bg.jpg

518 ms

inhexin_bg.jpg

inhexin_bg.jpg

554 ms

icon.png

icon.png

674 ms

xc1.png

xc1.png

899 ms

xc2.png

xc2.png

905 ms

slider-arrow.png

slider-arrow.png

797 ms

inewsbg.jpg

inewsbg.jpg

661 ms

fix-ico.png

fix-ico.png

670 ms

Accessibility Review

pcmworld.com accessibility score

81

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

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

pcmworld.com best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

pcmworld.com SEO score

58

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

    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 Pcmworld.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 Pcmworld.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

pcmworld.com

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