Tools & Wizards About Us
grid-ess.com screenshot

Report Summary

  • 81

    Performance

    Renders faster than
    87% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

grid-ess.com

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Page Load Speed

13.3 sec in total

First Response

464 ms

Resources Loaded

11.9 sec

Page Rendered

959 ms

grid-ess.com screenshot

About Website

Visit grid-ess.com now to see the best up-to-date Grid Ess content and also check out these interesting facts you probably never knew about grid-ess.com

As a supplier of lithium batteries and energy storage solutions, our targets are focused on the following markets: microgrid solutions, industrial/commercial energy storage, communications/data centre...

Visit grid-ess.com

Key Findings

We analyzed Grid-ess.com page load time and found that the first response time was 464 ms and then it took 12.8 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

grid-ess.com performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

80/100

25%

SI (Speed Index)

Value16.3 s

0/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value3.3 s

94/100

10%

Network Requests Diagram

grid-ess.com

464 ms

grid-ess.com

297 ms

bd.js

9603 ms

style5.css

78 ms

swiper-bundle.min.css

148 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 89% of them (63 requests) were addressed to the original Grid-ess.com, 4% (3 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Tools.luckyorange.com. The less responsive or slowest element that took the longest time to load (9.6 sec) relates to the external source Bd0917.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 300.6 kB (7%)

Content Size

4.1 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Grid-ess.com main page is 4.1 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. 45% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 47.0 kB

  • Original 60.1 kB
  • After minification 51.9 kB
  • After compression 13.2 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 8.2 kB, which is 14% 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 47.0 kB or 78% of the original size.

Image Optimization

-6%

Potential reduce by 243.5 kB

  • Original 3.9 MB
  • After minification 3.7 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. Grid Ess images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 6.5 kB

  • Original 71.8 kB
  • After minification 71.8 kB
  • After compression 65.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-26%

Potential reduce by 3.6 kB

  • Original 14.2 kB
  • After minification 14.2 kB
  • After compression 10.6 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. Grid-ess.com needs all CSS files to be minified and compressed as it can save up to 3.6 kB or 26% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

64

After Optimization

64

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Grid Ess. According to our analytics all requests are already optimized.

Network Requests Diagram

grid-ess.com

grid-ess.com

464 ms

grid-ess.com

grid-ess.com

297 ms

bd.js

bd.js

9603 ms

style5.css

style5.css

78 ms

swiper-bundle.min.css

swiper-bundle.min.css

148 ms

index.php

index.php

569 ms

css

css

39 ms

lo.js

lo.js

28 ms

swiper-bundle.min.js

swiper-bundle.min.js

311 ms

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89 ms

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75 ms

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80 ms

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mg.svg

137 ms

logo.png

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208 ms

nav.jpg

nav.jpg

147 ms

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325 ms

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598 ms

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648 ms

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861 ms

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650 ms

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318 ms

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675 ms

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625 ms

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1072 ms

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700 ms

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725 ms

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741 ms

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765 ms

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1017 ms

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792 ms

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805 ms

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833 ms

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859 ms

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890 ms

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908 ms

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966 ms

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928 ms

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955 ms

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983 ms

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1075 ms

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1234 ms

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1067 ms

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1162 ms

lo.legacy.js

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46 ms

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31 ms

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44 ms

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44 ms

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1070 ms

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1065 ms

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1072 ms

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197 ms

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1023 ms

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1057 ms

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998 ms

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896 ms

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902 ms

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636 ms

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645 ms

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623 ms

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827 ms

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670 ms

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666 ms

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684 ms

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775 ms

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613 ms

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727 ms

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627 ms

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628 ms

sm_icon.png

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647 ms

Accessibility Review

grid-ess.com accessibility score

86

Accessibility Issues

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

grid-ess.com best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

grid-ess.com SEO score

79

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Grid-ess.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 Grid-ess.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

grid-ess.com

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