Tools & Wizards About Us

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

icompair.com.cn

上海康普艾空压机(compair)中国官网|康普艾空气压缩机销售服务总公司|Compair无油空压机配件厂家价格

Page Load Speed

7.4 sec in total

First Response

316 ms

Resources Loaded

6.9 sec

Page Rendered

161 ms

About Website

Click here to check amazing I Compair content. Otherwise, check out these important facts you probably never knew about icompair.com.cn

上海康普艾空压机(compair)中国官网●热线:0755-33169219(指定授权代理商)●康普艾空压机品牌有：compair,hydovane,reavell,mako，源于英国品质，可靠的质量，拥有包括高压、无油和移动型号在内的全系列的同类最佳旋转螺杆式、离心式和滑片式压缩机，康普艾可以提供满足您压缩空气与气体需求的创新解决方案

Visit icompair.com.cn

Key Findings

We analyzed Icompair.com.cn page load time and found that the first response time was 316 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

icompair.com.cn performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

index.html

316 ms

style.css

318 ms

jquery.js

928 ms

top1.jpg

438 ms

pa

930 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 43% of them (32 requests) were addressed to the original Icompair.com.cn, 39% (29 requests) were made to Icompair-x-com-x-cn.img.addlink.cn and 7% (5 requests) were made to Com.zoosnet.net. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source Icompair-x-com-x-cn.img.addlink.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 155.0 kB (11%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Icompair.com.cn main page is 1.5 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. 40% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 10.2 kB

  • Original 15.5 kB
  • After minification 14.9 kB
  • After compression 5.2 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 10.2 kB or 66% of the original size.

Image Optimization

-10%

Potential reduce by 134.6 kB

  • Original 1.4 MB
  • After minification 1.3 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. I Compair images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 8.6 kB

  • Original 53.5 kB
  • After minification 53.5 kB
  • After compression 44.9 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 8.6 kB or 16% of the original size.

CSS Optimization

-22%

Potential reduce by 1.6 kB

  • Original 7.1 kB
  • After minification 7.1 kB
  • After compression 5.5 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. Icompair.com.cn needs all CSS files to be minified and compressed as it can save up to 1.6 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (10%)

Requests Now

42

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of I Compair. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

icompair.com.cn 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

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

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

Best Practices

icompair.com.cn 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

icompair.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

    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 Icompair.com.cn 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 Icompair.com.cn 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 I Compair. 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: