Tools & Wizards About Us
robot-china.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

robot-china.com

中国机器人网 - 机器人行业专业门户

Page Load Speed

65.7 sec in total

First Response

1.5 sec

Resources Loaded

62.5 sec

Page Rendered

1.6 sec

robot-china.com screenshot

About Website

Welcome to robot-china.com homepage info - get ready to check Robot China best content for China right away, or after learning these important things about robot-china.com

中国机器人网是中国机器人行业专业门户，是业内公认的集工业机器人、智能机器人、娱乐、特种、教育、服务机器人于一体的权威咨询、资讯综合传媒，面向机器人应用的设计、采购、维护用户以及学习者，提供机器人厂商、产品、技术、应用、新闻、会展会议、在线采购、技术支持和专业培训等全方位资讯与互动服务。

Visit robot-china.com

Key Findings

We analyzed Robot-china.com page load time and found that the first response time was 1.5 sec and then it took 64.2 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 41 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

robot-china.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value17.6 s

0/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.924

3/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

robot-china.com

1497 ms

www.robot-china.com

3587 ms

index.css

2877 ms

jquery-1.7.1.min.js

6546 ms

lang.js

3233 ms

Our browser made a total of 139 requests to load all elements on the main page. We found that 90% of them (125 requests) were addressed to the original Robot-china.com, 1% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to Hq.sinajs.cn. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Robot-china.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 297.0 kB (63%)

Content Size

474.4 kB

After Optimization

177.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Robot-china.com main page is 474.4 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. 25% of websites need less resources to load. HTML takes 214.9 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 188.6 kB

  • Original 214.9 kB
  • After minification 151.6 kB
  • After compression 26.3 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 63.3 kB, which is 29% 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 188.6 kB or 88% of the original size.

Image Optimization

-15%

Potential reduce by 21.3 kB

  • Original 144.5 kB
  • After minification 123.2 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, Robot China needs image optimization as it can save up to 21.3 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 44.0 kB

  • Original 62.0 kB
  • After minification 53.4 kB
  • After compression 18.0 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 44.0 kB or 71% of the original size.

CSS Optimization

-81%

Potential reduce by 43.2 kB

  • Original 53.0 kB
  • After minification 47.8 kB
  • After compression 9.8 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. Robot-china.com needs all CSS files to be minified and compressed as it can save up to 43.2 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (17%)

Requests Now

93

After Optimization

77

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Robot China. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

robot-china.com

robot-china.com

1497 ms

www.robot-china.com

www.robot-china.com

3587 ms

index.css

index.css

2877 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

6546 ms

lang.js

lang.js

3233 ms

config.js

config.js

3624 ms

common.js

common.js

4188 ms

page.js

page.js

5089 ms

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marq.js

3903 ms

admin.js

admin.js

4096 ms

keyboard.js

keyboard.js

5926 ms

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list=s_sz300201,s_sz002698,s_sz002380,s_sz000938,s_sz002527,s_sz002559,s_sz002009,s_sz300193,s_sh600775,s_sz000837,s_sz300097,s_sz002520,s_sz300024,s_sz300154

3050 ms

stat.php

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1238 ms

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824 ms

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2 ms

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Accessibility Review

robot-china.com accessibility score

46

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

robot-china.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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

robot-china.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

    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 Robot-china.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 Robot-china.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

robot-china.com

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