Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

szrongfang.com

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Page Load Speed

43.8 sec in total

First Response

2.6 sec

Resources Loaded

41 sec

Page Rendered

205 ms

szrongfang.com screenshot

About Website

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

深圳市容方智联科技有限公司主要开发生产销售:防爆摄像机,防爆红外摄像机,防爆云台,防爆接线箱,防爆护罩,防爆球机,防爆高速球,防爆摄像头及防爆监控辅助设备,防爆摄像头,微型防爆摄像头等系列监控产品。产品均取得了《防爆合格证》,性能安全可靠,深受各大工程公司、石油化工、医药、军工等企业的好评。

Visit szrongfang.com

Key Findings

We analyzed Szrongfang.com page load time and found that the first response time was 2.6 sec and then it took 41.2 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 28 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

szrongfang.com performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

93/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value600 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

szrongfang.com

2607 ms

style.css

1400 ms

lanrenzhijia.css

914 ms

jquery.min.js

3038 ms

cgcase.js

2801 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 64% of them (50 requests) were addressed to the original Szrongfang.com, 8% (6 requests) were made to Skin.54kefu.net and 5% (4 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Szrongfang.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 108.3 kB (72%)

Content Size

151.4 kB

After Optimization

43.0 kB

In fact, the total size of Szrongfang.com main page is 151.4 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. 15% of websites need less resources to load. Javascripts take 62.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 30.8 kB

  • Original 39.3 kB
  • After minification 35.1 kB
  • After compression 8.5 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 4.1 kB, which is 11% 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 30.8 kB or 78% of the original size.

JavaScript Optimization

-60%

Potential reduce by 37.5 kB

  • Original 62.4 kB
  • After minification 59.7 kB
  • After compression 24.9 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 37.5 kB or 60% of the original size.

CSS Optimization

-81%

Potential reduce by 40.1 kB

  • Original 49.7 kB
  • After minification 40.1 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. Szrongfang.com needs all CSS files to be minified and compressed as it can save up to 40.1 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (35%)

Requests Now

43

After Optimization

28

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Szrongfang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

szrongfang.com accessibility score

51

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.

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

szrongfang.com best practices score

50

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

SEO Factors

szrongfang.com 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

    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 Szrongfang.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 Szrongfang.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 Szrongfang. 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: