Access alpha-ess.com. AlphaESS:Energy Storage Solutions-Battery Energy Storage System Company

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value74.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,170 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value1.753

0/100

15%

TTI (Time to Interactive)

Value186.7 s

0/100

10%

alpha-ess.com

735 ms

alpha-ess.com

943 ms

www.alphaess.com

1609 ms

iconfont.css

236 ms

bootstrap.min-v3.3.5.css

473 ms

Our browser made a total of 138 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Alpha-ess.com, 98% (135 requests) were made to Alphaess.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (6.6 sec) relates to the external source Alphaess.com.

Content Size

12.2 MB

After Optimization

11.4 MB

In fact, the total size of Alpha-ess.com main page is 12.2 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. 70% of websites need less resources to load. Images take 11.8 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 147.3 kB

Original 162.4 kB
After minification 87.3 kB
After compression 15.1 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 75.1 kB, which is 46% 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 147.3 kB or 91% of the original size.

Image Optimization

-5%

Potential reduce by 626.1 kB

Original 11.8 MB
After minification 11.2 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. AlphaESS images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 26.9 kB

Original 110.6 kB
After minification 110.6 kB
After compression 83.7 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 26.9 kB or 24% of the original size.

CSS Optimization

-31%

Potential reduce by 37.4 kB

Original 122.4 kB
After minification 122.2 kB
After compression 85.0 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. Alpha-ess.com needs all CSS files to be minified and compressed as it can save up to 37.4 kB or 31% of the original size.

Requests Now

130

After Optimization

The browser has sent 130 CSS, Javascripts, AJAX and image requests in order to completely render the main page of AlphaESS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

High

Buttons do not have an accessible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

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

High

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

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

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/).

High

Document uses legible font sizes

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 Alpha-ess.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 Alpha-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

alpha-ess.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

AlphaESS:Energy Storage Solutions-Battery Energy Storage System Company

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

alpha-ess.com

alpha-ess.com

www.alphaess.com

iconfont.css

bootstrap.min-v3.3.5.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

alpha-ess.com

alpha-ess.com

www.alphaess.com

iconfont.css

bootstrap.min-v3.3.5.css

slick.min.css

animate.min.css

jquery.mCustomScrollbar.min.css

base-v2.0.min.css

main.css

media.css

jquery-3.6.0.min.js

fullpage.min.css

swiper.min.css

js

privacy.css

slick.min.js

jquery.mousewheel.min.js

jquery.mCustomScrollbar.concat.min.js

wow.min.js

base-v2.0.min.js

common.js

Yongsy.js

layer.js

fullpage.min.js

appear.js

logo-wangzhandaohanglan-bai.svg

logo-wangzhandaohanglan-cai.svg

icon10.svg

l_pics13.png

alphaess-h30.png

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187.5_shiwai_huaban1.png

LC372-893.png

H20-LC1.0.png

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SMILE-B3.png

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