Tools & Wizards About Us
cpse.com screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

cpse.com

CPSE安博会－2025第二十届国际社会公共安全博览会_深圳安博会

Page Load Speed

3.4 sec in total

First Response

739 ms

Resources Loaded

2.6 sec

Page Rendered

54 ms

cpse.com screenshot

About Website

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

国际社会公共安全博览会（简称“CPSE安博会”）1989年成立于深圳经济特区，19届专业展会32年成长历程，是全球具有影响力的智能安防展览会。第二十届CPSE安博会将于2025年10月，在深圳会展中心为世界呈现前沿人工智能、大数据、智慧安防科技产品盛会。

Visit cpse.com

Key Findings

We analyzed Cpse.com page load time and found that the first response time was 739 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

cpse.com performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value18.9 s

0/100

25%

SI (Speed Index)

Value18.8 s

0/100

10%

TBT (Total Blocking Time)

Value9,430 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.6

11/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

cpse.com

739 ms

chunk-vendors.87bb8cd2.js

1827 ms

index.7d351376.js

1472 ms

chunk-vendors.84dca454.css

1023 ms

index.57f7694b.css

1039 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 20% of them (1 request) were addressed to the original Cpse.com, 80% (4 requests) were made to 51kufei.oss-cn-shenzhen.aliyuncs.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source 51kufei.oss-cn-shenzhen.aliyuncs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 778 B (0%)

Content Size

677.8 kB

After Optimization

677.0 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Cpse.com main page is 677.8 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. Only 5% of websites need less resources to load. Javascripts take 623.7 kB which makes up the majority of the site volume.

HTML Optimization

-49%

Potential reduce by 761 B

  • Original 1.6 kB
  • After minification 1.6 kB
  • After compression 805 B

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 761 B or 49% of the original size.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 623.7 kB
  • After minification 623.7 kB
  • After compression 623.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 17 B

  • Original 52.5 kB
  • After minification 52.5 kB
  • After compression 52.5 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. Cpse.com has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • JavaScript
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cpse. According to our analytics all requests are already optimized.

Network Requests Diagram

cpse.com

cpse.com

739 ms

chunk-vendors.87bb8cd2.js

chunk-vendors.87bb8cd2.js

1827 ms

index.7d351376.js

index.7d351376.js

1472 ms

chunk-vendors.84dca454.css

chunk-vendors.84dca454.css

1023 ms

index.57f7694b.css

index.57f7694b.css

1039 ms

Accessibility Review

cpse.com accessibility score

73

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.

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

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

cpse.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Page has valid source maps

SEO Factors

cpse.com SEO score

92

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cpse.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Cpse.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

cpse.com

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