Tools & Wizards About Us
rxtech-energy.en.alibaba.com screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

rxtech-energy.en.alibaba.com

Nantong R&x Energy Technology Co., Ltd. - Wind Generator/Wind Inverter/Solar Inverter/Wind Controller, Solar Connector/Solar Cable/Solar Controller

Page Load Speed

4.4 sec in total

First Response

77 ms

Resources Loaded

3.5 sec

Page Rendered

863 ms

rxtech-energy.en.alibaba.com screenshot

About Website

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

Nantong R&x Energy Technology Co., Ltd., Experts in Manufacturing and Exporting Wind Generator/Wind Inverter/Solar Inverter/Wind Controller, Solar Connector/Solar Cable/Solar Controller and 0 more Pro...

Visit rxtech-energy.en.alibaba.com

Key Findings

We analyzed Rxtech-energy.en.alibaba.com page load time and found that the first response time was 77 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

rxtech-energy.en.alibaba.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value14.9 s

1/100

10%

TBT (Total Blocking Time)

Value4,990 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

rxtech-energy.en.alibaba.com

77 ms

rxtech-energy.en.alibaba.com

775 ms

124 ms

115 ms

header.css

122 ms

Our browser made a total of 122 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Rxtech-energy.en.alibaba.com, 35% (43 requests) were made to S.alicdn.com and 34% (42 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.1 MB (63%)

Content Size

6.5 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rxtech-energy.en.alibaba.com main page is 6.5 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. Only a small number of websites need less resources to load. Javascripts take 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 617.7 kB

  • Original 735.8 kB
  • After minification 731.2 kB
  • After compression 118.1 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. 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 617.7 kB or 84% of the original size.

Image Optimization

-11%

Potential reduce by 8.9 kB

  • Original 80.9 kB
  • After minification 72.0 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. Obviously, Rxtech Energy En Alibaba needs image optimization as it can save up to 8.9 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 3.2 MB

  • Original 5.3 MB
  • After minification 5.3 MB
  • After compression 2.1 MB

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 3.2 MB or 61% of the original size.

CSS Optimization

-72%

Potential reduce by 285.1 kB

  • Original 397.5 kB
  • After minification 346.6 kB
  • After compression 112.4 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. Rxtech-energy.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 285.1 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (42%)

Requests Now

111

After Optimization

64

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rxtech Energy 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 29 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rxtech-energy.en.alibaba.com

rxtech-energy.en.alibaba.com

77 ms

rxtech-energy.en.alibaba.com

rxtech-energy.en.alibaba.com

775 ms

124 ms

115 ms

header.css

header.css

122 ms

header.js

header.js

179 ms

16 ms

web-index.css

web-index.css

121 ms

web-index.css

web-index.css

178 ms

web-index.css

web-index.css

237 ms

web-index.css

web-index.css

218 ms

web-index.css

web-index.css

224 ms

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218 ms

215 ms

211 ms

index.js

index.js

212 ms

211 ms

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188 ms

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187 ms

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61 ms

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49 ms

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186 ms

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287 ms

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266 ms

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265 ms

roboto-regular.woff

roboto-regular.woff

47 ms

roboto-medium.woff

roboto-medium.woff

88 ms

roboto-light.woff

roboto-light.woff

138 ms

roboto-thin.woff

roboto-thin.woff

138 ms

roboto-bold.woff

roboto-bold.woff

182 ms

awsc.js

awsc.js

264 ms

129 ms

personTipsInfo.do

personTipsInfo.do

244 ms

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270 ms

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317 ms

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187 ms

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268 ms

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352 ms

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313 ms

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402 ms

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398 ms

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401 ms

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404 ms

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269 ms

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402 ms

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268 ms

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624 ms

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399 ms

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726 ms

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963 ms

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495 ms

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619 ms

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856 ms

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725 ms

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758 ms

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725 ms

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1219 ms

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925 ms

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1084 ms

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1183 ms

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1372 ms

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1124 ms

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1251 ms

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1299 ms

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1410 ms

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1282 ms

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1382 ms

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2671 ms

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1544 ms

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1451 ms

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1473 ms

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1651 ms

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1508 ms

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1711 ms

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1545 ms

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1923 ms

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177 ms

75 ms

eg.js

eg.js

129 ms

icon-font.woff

icon-font.woff

244 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

195 ms

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1713 ms

sc.globalxman.appscene

sc.globalxman.appscene

28 ms

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1619 ms

footer.css

footer.css

178 ms

et_n.js

et_n.js

17 ms

um.js

um.js

78 ms

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2052 ms

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1964 ms

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1835 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

39 ms

index.js

index.js

35 ms

index.js

index.js

36 ms

7.gif

7.gif

39 ms

wu.json

wu.json

53 ms

baxiaCommon.js

baxiaCommon.js

22 ms

rp

rp

1034 ms

light0.5x.png

light0.5x.png

38 ms

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1590 ms

pages_version.html

pages_version.html

80 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

15 ms

defer-common.js

defer-common.js

76 ms

i.alicdn.com

i.alicdn.com

76 ms

index.js

index.js

15 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

165 ms

index.js

index.js

164 ms

um.json

um.json

158 ms

index.web.css

index.web.css

126 ms

index.web.js

index.web.js

126 ms

store-proxy.html

store-proxy.html

109 ms

countryCurrencyDataService

countryCurrencyDataService

189 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

115 ms

personRoleInfo.do

personRoleInfo.do

171 ms

notification.do

notification.do

196 ms

index.js

index.js

109 ms

index.css

index.css

93 ms

getUmid.do

getUmid.do

73 ms

availableSurveyQuery.json

availableSurveyQuery.json

73 ms

iconfont.woff

iconfont.woff

17 ms

iconfont.woff

iconfont.woff

5 ms

Accessibility Review

rxtech-energy.en.alibaba.com accessibility score

69

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.

Best Practices

rxtech-energy.en.alibaba.com best practices score

75

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

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

rxtech-energy.en.alibaba.com SEO score

71

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

High

Document doesn't have a valid hreflang

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 Rxtech-energy.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 Rxtech-energy.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

rxtech-energy.en.alibaba.com

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