Tools & Wizards About Us
gainstrong.en.alibaba.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

gainstrong.en.alibaba.com

Company Overview - Shenzhen Gainstrong Technology Co., Ltd.

Page Load Speed

2.8 sec in total

First Response

248 ms

Resources Loaded

2.4 sec

Page Rendered

116 ms

gainstrong.en.alibaba.com screenshot

About Website

Welcome to gainstrong.en.alibaba.com homepage info - get ready to check Gainstrong En Alibaba best content for China right away, or after learning these important things about gainstrong.en.alibaba.com

Shenzhen Gainstrong Technology Co., Ltd. Products:AI Product, Energy storage battery; Solar inverters; Energy storage system; Home Energy Storage Systems

Visit gainstrong.en.alibaba.com

Key Findings

We analyzed Gainstrong.en.alibaba.com page load time and found that the first response time was 248 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

gainstrong.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value12.1 s

3/100

10%

TBT (Total Blocking Time)

Value5,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value24.6 s

0/100

10%

Network Requests Diagram

gainstrong.en.alibaba.com

248 ms

gainstrong.en.alibaba.com

204 ms

89 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

102 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

344 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Gainstrong.en.alibaba.com, 27% (11 requests) were made to Sc04.alicdn.com and 24% (10 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 375.2 kB (27%)

Content Size

1.4 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Gainstrong.en.alibaba.com main page is 1.4 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. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 231.6 kB

  • Original 303.0 kB
  • After minification 302.3 kB
  • After compression 71.3 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 231.6 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 7 B

  • Original 34.7 kB
  • After minification 34.6 kB

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. Gainstrong En Alibaba images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 143.5 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 915.2 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 143.5 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (41%)

Requests Now

39

After Optimization

23

  • AJAX
  • Images
  • JavaScript

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gainstrong En Alibaba. 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 as a result speed up the page load time.

Network Requests Diagram

gainstrong.en.alibaba.com

gainstrong.en.alibaba.com

248 ms

gainstrong.en.alibaba.com

gainstrong.en.alibaba.com

204 ms

89 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

102 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

344 ms

index.js

index.js

204 ms

index.js

index.js

113 ms

renderHeader.js

renderHeader.js

178 ms

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336 ms

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911 ms

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2007 ms

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He5fe7321d5c84ac89ec40f2679893ea2z.jpg

578 ms

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651 ms

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594 ms

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580 ms

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662 ms

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739 ms

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723 ms

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867 ms

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1120 ms

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1075 ms

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1430 ms

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1407 ms

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101 ms

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499 ms

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846 ms

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748 ms

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825 ms

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717 ms

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653 ms

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H41ce2afb1a034f3693023af0b5fc92e4q.jpg

728 ms

awsc.js

awsc.js

93 ms

19 ms

7.gif

7.gif

311 ms

et_n.js

et_n.js

31 ms

um.js

um.js

112 ms

wu.json

wu.json

850 ms

eg.js

eg.js

3 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

409 ms

index.js

index.js

15 ms

Accessibility Review

gainstrong.en.alibaba.com accessibility score

67

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

gainstrong.en.alibaba.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

gainstrong.en.alibaba.com SEO score

86

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gainstrong.en.alibaba.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 Gainstrong.en.alibaba.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

gainstrong.en.alibaba.com

Open Graph data is detected on the main page of Gainstrong En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: