Tools & Wizards About Us

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

18show.cn

仪表展览网

Page Load Speed

42.8 sec in total

First Response

2.4 sec

Resources Loaded

40 sec

Page Rendered

375 ms

About Website

Visit 18show.cn now to see the best up-to-date 18 Show content for China and also check out these interesting facts you probably never knew about 18show.cn

仪表展览网汇集了仪器仪表行业内海量供求信息,是科学仪器,分析仪器,实验室仪器装备,生命科学仪器,环境监测仪器,工业仪器,在线仪表等专业网站,提供社区,书籍,访谈,市场咨询服务。

Visit 18show.cn

Key Findings

We analyzed 18show.cn page load time and found that the first response time was 2.4 sec and then it took 40.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

18show.cn performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.0 s

52/100

10%

Network Requests Diagram

18show.cn

2399 ms

css

1116 ms

style.css

931 ms

jquery.min.js

1180 ms

m.js

1170 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 11% of them (11 requests) were addressed to the original 18show.cn, 50% (52 requests) were made to Showimg.yizimg.com and 18% (19 requests) were made to 18show.yizimg.com. The less responsive or slowest element that took the longest time to load (18.9 sec) relates to the external source Superstat.yizimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 399.4 kB (20%)

Content Size

2.0 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 18show.cn main page is 2.0 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 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 277.0 kB

  • Original 313.1 kB
  • After minification 200.5 kB
  • After compression 36.1 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 112.6 kB, which is 36% 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 277.0 kB or 88% of the original size.

Image Optimization

-6%

Potential reduce by 102.7 kB

  • Original 1.7 MB
  • After minification 1.6 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. 18 Show images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 17.7 kB

  • Original 32.7 kB
  • After minification 30.3 kB
  • After compression 15.0 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 17.7 kB or 54% of the original size.

CSS Optimization

-26%

Potential reduce by 2.0 kB

  • Original 7.6 kB
  • After minification 7.6 kB
  • After compression 5.7 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. 18show.cn needs all CSS files to be minified and compressed as it can save up to 2.0 kB or 26% of the original size.

Requests Breakdown

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

Requests Now

101

After Optimization

66

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 18 Show. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

18show.cn accessibility score

52

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

18show.cn best practices score

67

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

SEO Factors

18show.cn 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 18show.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 18show.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 18 Show. 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: