Tools & Wizards About Us
chemshun.com screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

chemshun.com

Ceramic Lining Products - Wear Protection Solution | Chemshun Ceramics

Page Load Speed

13.4 sec in total

First Response

1.6 sec

Resources Loaded

10.9 sec

Page Rendered

855 ms

chemshun.com screenshot

About Website

Click here to check amazing Chemshun content. Otherwise, check out these important facts you probably never knew about chemshun.com

Chemshun Ceramics is a manufacturer of abrasion wear resistant ceramic lining, rubber ceramic wear liner, Ceramic lined pipe and epoxy resin with more than 17 years experience. Major raw matieral impo...

Visit chemshun.com

Key Findings

We analyzed Chemshun.com page load time and found that the first response time was 1.6 sec and then it took 11.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

chemshun.com performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value6.2 s

42/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value8.7 s

37/100

10%

Network Requests Diagram

chemshun.com

1638 ms

hm.js

559 ms

Common.css

903 ms

resetcommonindex.css

962 ms

JQuery.js

1360 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 90% of them (75 requests) were addressed to the original Chemshun.com, 2% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to S22.cnzz.com. The less responsive or slowest element that took the longest time to load (6.3 sec) belongs to the original domain Chemshun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 342.5 kB (11%)

Content Size

3.2 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chemshun.com main page is 3.2 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 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 30.9 kB

  • Original 39.1 kB
  • After minification 34.4 kB
  • After compression 8.2 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. This page needs HTML code to be minified as it can gain 4.7 kB, which is 12% 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 30.9 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 77.9 kB

  • Original 2.9 MB
  • After minification 2.8 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. Chemshun images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 220.5 kB

  • Original 287.9 kB
  • After minification 223.5 kB
  • After compression 67.4 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 220.5 kB or 77% of the original size.

CSS Optimization

-76%

Potential reduce by 13.2 kB

  • Original 17.4 kB
  • After minification 15.5 kB
  • After compression 4.3 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. Chemshun.com needs all CSS files to be minified and compressed as it can save up to 13.2 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (7%)

Requests Now

81

After Optimization

75

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemshun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chemshun.com

chemshun.com

1638 ms

hm.js

hm.js

559 ms

Common.css

Common.css

903 ms

resetcommonindex.css

resetcommonindex.css

962 ms

JQuery.js

JQuery.js

1360 ms

NSW_Index.js

NSW_Index.js

1487 ms

im.js

im.js

206 ms

rollup.js

rollup.js

157 ms

hm.gif

hm.gif

307 ms

img1.jpg

img1.jpg

146 ms

bg.jpg

bg.jpg

152 ms

menu_fgx.jpg

menu_fgx.jpg

143 ms

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20160301112254_72574.jpg

2264 ms

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20151026115343_84451.jpg

425 ms

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3605 ms

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4432 ms

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20150930154536_28850.jpg

2434 ms

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20150930154651_90197.jpg

1350 ms

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718 ms

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1186 ms

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20150924110658_65824.jpg

1748 ms

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1941 ms

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20150911082515_93003.jpg

2496 ms

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2715 ms

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3072 ms

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4476 ms

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3609 ms

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3913 ms

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4305 ms

20150910124330_88094.jpg

20150910124330_88094.jpg

5139 ms

img2.jpg

img2.jpg

126 ms

img3.jpg

img3.jpg

130 ms

20160107120352_54296.jpg

20160107120352_54296.jpg

1439 ms

btn1.jpg

btn1.jpg

573 ms

btn1.jpg

btn1.jpg

795 ms

20150930114509_85680.jpg

20150930114509_85680.jpg

4503 ms

jiao1.jpg

jiao1.jpg

465 ms

jiao2.jpg

jiao2.jpg

466 ms

20160314095505_49784.jpg

20160314095505_49784.jpg

5518 ms

btn2.jpg

btn2.jpg

916 ms

a_img1.jpg

a_img1.jpg

1004 ms

a_img2.jpg

a_img2.jpg

1354 ms

a_img3.jpg

a_img3.jpg

1434 ms

a_img4.jpg

a_img4.jpg

1491 ms

erwm.jpg

erwm.jpg

1848 ms

ajax.ashx

ajax.ashx

2242 ms

search_bj.jpg

search_bj.jpg

4607 ms

k1.jpg

k1.jpg

4795 ms

pro_x.jpg

pro_x.jpg

5064 ms

ico1.jpg

ico1.jpg

5064 ms

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20150928141724_28072.jpg

4825 ms

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20150928141732_36365.jpg

4918 ms

20150928141739_90192.jpg

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5446 ms

20151008143622_19229.jpg

20151008143622_19229.jpg

6290 ms

ico2.png

ico2.png

5063 ms

ico4.jpg

ico4.jpg

5219 ms

ico3.jpg

ico3.jpg

5358 ms

ico5.jpg

ico5.jpg

5403 ms

ico6.jpg

ico6.jpg

5403 ms

ico7.jpg

ico7.jpg

5394 ms

ico8_h.jpg

ico8_h.jpg

5393 ms

ico8.jpg

ico8.jpg

5422 ms

k1.jpg

k1.jpg

5545 ms

ico9.jpg

ico9.jpg

5574 ms

sin1.jpg

sin1.jpg

5550 ms

sin2.jpg

sin2.jpg

5588 ms

stat.php

stat.php

1446 ms

sin3.jpg

sin3.jpg

5467 ms

sin4.jpg

sin4.jpg

5456 ms

sin5.jpg

sin5.jpg

5255 ms

stat.htm

stat.htm

222 ms

core.php

core.php

1630 ms

9.gif

9.gif

1015 ms

pic.gif

pic.gif

1000 ms

kf-1.gif

kf-1.gif

2031 ms

kf_03.jpg

kf_03.jpg

2248 ms

im_01.gif

im_01.gif

2250 ms

bg.gif

bg.gif

2297 ms

skype.gif

skype.gif

2405 ms

kf_14.jpg

kf_14.jpg

2404 ms

kf_16.jpg

kf_16.jpg

2457 ms

fanhuidibu.css

fanhuidibu.css

2434 ms

app.gif

app.gif

3764 ms

Accessibility Review

chemshun.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.

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

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

chemshun.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

SEO Factors

chemshun.com SEO score

85

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 doesn't use 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 Chemshun.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 Chemshun.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

chemshun.com

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