Tools & Wizards About Us
catacheme.com screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

catacheme.com

3A Drying of Natural Gas, HDS for Naphtha, Advanced Alumina Clause Catalyst - Gascheme

Page Load Speed

5.6 sec in total

First Response

475 ms

Resources Loaded

4.6 sec

Page Rendered

494 ms

catacheme.com screenshot

About Website

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

Shanghai Gascheme Co., Ltd. (SGC) Relying on technical achievement of our research center, SGC devotes itself to the developing, manufacturing.

Visit catacheme.com

Key Findings

We analyzed Catacheme.com page load time and found that the first response time was 475 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

catacheme.com performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.152

75/100

15%

TTI (Time to Interactive)

Value4.8 s

78/100

10%

Network Requests Diagram

catacheme.com

475 ms

style.css

837 ms

public.css

911 ms

ff7efb55.png

1070 ms

form.js

440 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Catacheme.com, 78% (38 requests) were made to Cdn.globalso.com and 18% (9 requests) were made to Globalso.site. The less responsive or slowest element that took the longest time to load (4.2 sec) relates to the external source Cdn.globalso.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 540.4 kB (17%)

Content Size

3.1 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Catacheme.com main page is 3.1 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. 55% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 41.0 kB

  • Original 48.8 kB
  • After minification 43.5 kB
  • After compression 7.8 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 5.3 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 41.0 kB or 84% of the original size.

Image Optimization

-16%

Potential reduce by 472.1 kB

  • Original 2.9 MB
  • After minification 2.4 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. Obviously, Catacheme needs image optimization as it can save up to 472.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-12%

Potential reduce by 18.0 kB

  • Original 150.0 kB
  • After minification 150.0 kB
  • After compression 132.0 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 18.0 kB or 12% of the original size.

CSS Optimization

-27%

Potential reduce by 9.2 kB

  • Original 33.7 kB
  • After minification 33.7 kB
  • After compression 24.4 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. Catacheme.com needs all CSS files to be minified and compressed as it can save up to 9.2 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (24%)

Requests Now

45

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catacheme. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

catacheme.com

catacheme.com

475 ms

style.css

style.css

837 ms

public.css

public.css

911 ms

ff7efb55.png

ff7efb55.png

1070 ms

form.js

form.js

440 ms

jquery.min.js

jquery.min.js

1175 ms

common.js

common.js

987 ms

public.js

public.js

986 ms

b72bedf6f6d75cd61e7c2ce7dc3fac6.jpg

b72bedf6f6d75cd61e7c2ce7dc3fac6.jpg

1314 ms

SGC.png1-1.png

SGC.png1-1.png

1837 ms

SGC.png5_.png

SGC.png5_.png

1499 ms

5.png

5.png

1900 ms

13-300x300.jpg

13-300x300.jpg

1296 ms

65-300x300.jpg

65-300x300.jpg

1743 ms

43-300x300.jpg

43-300x300.jpg

1401 ms

74-300x300.jpg

74-300x300.jpg

1417 ms

20201026151408-300x300.jpg

20201026151408-300x300.jpg

2614 ms

20201026151430-300x300.jpg

20201026151430-300x300.jpg

1868 ms

20201026151434-300x300.jpg

20201026151434-300x300.jpg

2110 ms

20201026151423-300x300.jpg

20201026151423-300x300.jpg

1967 ms

20201026151416-300x300.jpg

20201026151416-300x300.jpg

2082 ms

icon01.png

icon01.png

4160 ms

icon02.png

icon02.png

1977 ms

icon03.png

icon03.png

2436 ms

news01.jpg

news01.jpg

2049 ms

sns03.png

sns03.png

2190 ms

sns01.png

sns01.png

2152 ms

sns02.png

sns02.png

2229 ms

title_pic.png

title_pic.png

2232 ms

2024311_inquiry_form_catachemecom

2024311_inquiry_form_catachemecom

617 ms

all-m.gif

all-m.gif

1517 ms

web_icon.png

web_icon.png

2224 ms

inquriybg.jpg

inquriybg.jpg

1927 ms

newmore.png

newmore.png

2012 ms

icons01.png

icons01.png

2121 ms

close.png

close.png

1945 ms

show_btn.png

show_btn.png

2316 ms

search_btn_close.png

search_btn_close.png

2187 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

2081 ms

Roboto-Bold.ttf

Roboto-Bold.ttf

2210 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2332 ms

statistic.php

statistic.php

2138 ms

from_livechat.css

from_livechat.css

5 ms

jquery.min.js

jquery.min.js

9 ms

layer.js

layer.js

18 ms

group_oper.js

group_oper.js

6 ms

validform.min.js

validform.min.js

18 ms

jquery.cookie.js

jquery.cookie.js

25 ms

layer.css

layer.css

7 ms

Accessibility Review

catacheme.com accessibility score

75

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

catacheme.com best practices score

75

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

SEO Factors

catacheme.com SEO score

82

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Catacheme.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Catacheme.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

catacheme.com

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