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

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

zssongzhi.en.alibaba.com

Zhongshan Dongfeng Songzhi Hardware&Electric Appliance Factory - RV Water Heater, Tankless Electric Water Heater

Page Load Speed

3.8 sec in total

First Response

10 ms

Resources Loaded

3.1 sec

Page Rendered

783 ms

zssongzhi.en.alibaba.com screenshot

About Website

Click here to check amazing Zs Songzhi En Alibaba content for China. Otherwise, check out these important facts you probably never knew about zssongzhi.en.alibaba.com

Zhongshan Dongfeng Songzhi Hardware&Electric Appliance Factory, Experts in Manufacturing and Exporting RV Water Heater, Tankless Electric Water Heater and 0 more Products.

Visit zssongzhi.en.alibaba.com

Key Findings

We analyzed Zssongzhi.en.alibaba.com page load time and found that the first response time was 10 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

zssongzhi.en.alibaba.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value4,160 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value25.8 s

0/100

10%

Network Requests Diagram

zssongzhi.en.alibaba.com

10 ms

zssongzhi.en.alibaba.com

856 ms

72 ms

66 ms

header.css

115 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Zssongzhi.en.alibaba.com, 34% (37 requests) were made to S.alicdn.com and 24% (26 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.4 MB (51%)

Content Size

8.5 MB

After Optimization

4.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zssongzhi.en.alibaba.com main page is 8.5 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 6.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 709.2 kB

  • Original 834.5 kB
  • After minification 830.6 kB
  • After compression 125.4 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 709.2 kB or 85% of the original size.

Image Optimization

-17%

Potential reduce by 146.1 kB

  • Original 845.6 kB
  • After minification 699.4 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, Zs Songzhi En Alibaba needs image optimization as it can save up to 146.1 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-50%

Potential reduce by 3.2 MB

  • Original 6.4 MB
  • After minification 6.4 MB
  • After compression 3.2 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 50% of the original size.

CSS Optimization

-67%

Potential reduce by 295.2 kB

  • Original 442.5 kB
  • After minification 391.6 kB
  • After compression 147.3 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. Zssongzhi.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 295.2 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (48%)

Requests Now

99

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zs Songzhi 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 32 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zssongzhi.en.alibaba.com

zssongzhi.en.alibaba.com

10 ms

zssongzhi.en.alibaba.com

zssongzhi.en.alibaba.com

856 ms

72 ms

66 ms

header.css

header.css

115 ms

header.js

header.js

127 ms

166 ms

web-index.css

web-index.css

130 ms

web-index.css

web-index.css

113 ms

web-index.css

web-index.css

123 ms

web-index.css

web-index.css

121 ms

web-index.css

web-index.css

122 ms

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122 ms

150 ms

109 ms

index.js

index.js

107 ms

107 ms

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702 ms

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424 ms

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424 ms

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142 ms

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138 ms

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142 ms

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142 ms

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936 ms

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1165 ms

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1162 ms

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1161 ms

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1165 ms

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1274 ms

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1065 ms

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2093 ms

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roboto-regular.woff

138 ms

roboto-medium.woff

roboto-medium.woff

233 ms

roboto-light.woff

roboto-light.woff

234 ms

roboto-thin.woff

roboto-thin.woff

265 ms

roboto-bold.woff

roboto-bold.woff

232 ms

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661 ms

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1606 ms

254 ms

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252 ms

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360 ms

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347 ms

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497 ms

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504 ms

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1013 ms

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646 ms

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1378 ms

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1440 ms

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1222 ms

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1223 ms

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1223 ms

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1306 ms

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1306 ms

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1306 ms

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1305 ms

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1380 ms

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1388 ms

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1378 ms

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1380 ms

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1437 ms

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1450 ms

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1451 ms

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1462 ms

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1465 ms

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1517 ms

personTipsInfo.do

personTipsInfo.do

422 ms

awsc.js

awsc.js

416 ms

295 ms

icon-font.woff

icon-font.woff

67 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

310 ms

footer.css

footer.css

44 ms

eg.js

eg.js

109 ms

light0.5x.png

light0.5x.png

72 ms

pages_version.html

pages_version.html

197 ms

defer-common.js

defer-common.js

185 ms

i.alicdn.com

i.alicdn.com

181 ms

index.js

index.js

55 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

40 ms

et_n.js

et_n.js

47 ms

um.js

um.js

368 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

333 ms

index.js

index.js

351 ms

sc.globalxman.appscene

sc.globalxman.appscene

227 ms

index.js

index.js

224 ms

index.js

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219 ms

7.gif

7.gif

216 ms

index.js

index.js

215 ms

store-proxy.html

store-proxy.html

185 ms

countryCurrencyDataService

countryCurrencyDataService

297 ms

personRoleInfo.do

personRoleInfo.do

296 ms

notification.do

notification.do

357 ms

index.web.css

index.web.css

184 ms

index.web.js

index.web.js

263 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

169 ms

baxiaCommon.js

baxiaCommon.js

92 ms

rp

rp

1091 ms

wu.json

wu.json

113 ms

iconfont.woff

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118 ms

iconfont.woff

iconfont.woff

16 ms

availableSurveyQuery.json

availableSurveyQuery.json

105 ms

index.css

index.css

69 ms

um.json

um.json

85 ms

getUmid.do

getUmid.do

11 ms

font_992356_jz8e219lwqi.css

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20 ms

normalize.css

normalize.css

702 ms

index.css

index.css

344 ms

mtoplib.min.js

mtoplib.min.js

10 ms

uploaded.js

uploaded.js

10 ms

index.js

index.js

763 ms

Accessibility Review

zssongzhi.en.alibaba.com accessibility score

66

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

zssongzhi.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

zssongzhi.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 Zssongzhi.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 Zssongzhi.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

zssongzhi.en.alibaba.com

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