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

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

sanzon.en.alibaba.com

Dongguan Sanzon Smart Home Products Co., Ltd. - Essential Oil Diffuser, Humidifier

Page Load Speed

3.1 sec in total

First Response

11 ms

Resources Loaded

2.6 sec

Page Rendered

427 ms

sanzon.en.alibaba.com screenshot

About Website

Visit sanzon.en.alibaba.com now to see the best up-to-date Sanzon En Alibaba content for China and also check out these interesting facts you probably never knew about sanzon.en.alibaba.com

Dongguan Sanzon Smart Home Products Co., Ltd., Experts in Manufacturing and Exporting Essential Oil Diffuser, Humidifier and 0 more Products.

Visit sanzon.en.alibaba.com

Key Findings

We analyzed Sanzon.en.alibaba.com page load time and found that the first response time was 11 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

sanzon.en.alibaba.com performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

2/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value4,740 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.456

20/100

15%

TTI (Time to Interactive)

Value27.1 s

0/100

10%

Network Requests Diagram

sanzon.en.alibaba.com

11 ms

sanzon.en.alibaba.com

435 ms

61 ms

87 ms

header.css

131 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Sanzon.en.alibaba.com, 34% (35 requests) were made to S.alicdn.com and 15% (15 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.8 MB (48%)

Content Size

8.0 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sanzon.en.alibaba.com main page is 8.0 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. 65% of websites need less resources to load. Javascripts take 6.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 493.6 kB

  • Original 600.3 kB
  • After minification 596.4 kB
  • After compression 106.7 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 493.6 kB or 82% of the original size.

Image Optimization

-20%

Potential reduce by 137.7 kB

  • Original 680.5 kB
  • After minification 542.8 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, Sanzon En Alibaba needs image optimization as it can save up to 137.7 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-46%

Potential reduce by 2.9 MB

  • Original 6.2 MB
  • After minification 6.2 MB
  • After compression 3.3 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 2.9 MB or 46% of the original size.

CSS Optimization

-66%

Potential reduce by 287.3 kB

  • Original 434.6 kB
  • After minification 383.7 kB
  • After compression 147.2 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. Sanzon.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 287.3 kB or 66% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (59%)

Requests Now

92

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sanzon 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

sanzon.en.alibaba.com

sanzon.en.alibaba.com

11 ms

sanzon.en.alibaba.com

sanzon.en.alibaba.com

435 ms

61 ms

87 ms

header.css

header.css

131 ms

header.js

header.js

142 ms

44 ms

web-index.css

web-index.css

126 ms

web-index.css

web-index.css

128 ms

web-index.css

web-index.css

125 ms

web-index.css

web-index.css

159 ms

web-index.css

web-index.css

204 ms

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O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

222 ms

330 ms

197 ms

index.js

index.js

196 ms

176 ms

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O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

161 ms

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416 ms

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59 ms

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H4a065797e2c34dd0afdaa24bce9ae4ab7.jpg_100x100.jpg

156 ms

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H7bd084aeaf8a461eb3a75433c2c9c7442.jpg_q80.jpg

1475 ms

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Hf0b969e52b1546238b8b69065758d54b9.jpg_q80.jpg

417 ms

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

158 ms

Hbd00a5d04b254552aba5da93f29f406fs.jpeg_100x100.jpeg

Hbd00a5d04b254552aba5da93f29f406fs.jpeg_100x100.jpeg

155 ms

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O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

209 ms

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TB1kuhcgQyWBuNjy0FpXXassXXa-18-16.svg

271 ms

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TB1VjDmgQyWBuNjy0FpXXassXXa-46-46.svg

289 ms

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TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

291 ms

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TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

416 ms

roboto-regular.woff

roboto-regular.woff

146 ms

roboto-medium.woff

roboto-medium.woff

274 ms

roboto-light.woff

roboto-light.woff

197 ms

roboto-thin.woff

roboto-thin.woff

261 ms

roboto-bold.woff

roboto-bold.woff

403 ms

awsc.js

awsc.js

151 ms

38 ms

eg.js

eg.js

186 ms

personTipsInfo.do

personTipsInfo.do

183 ms

sc.migrate.event

sc.migrate.event

158 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

157 ms

1804c07fe918431bb650bf39c3899283

1804c07fe918431bb650bf39c3899283

1122 ms

80 ms

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H3013631729fa4ec084376abed473fdbeF.jpg

567 ms

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H935bbc675d3342699ce61d82a4719e5dO.jpg

531 ms

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He2e0f108bc2b48acacf03d9657758c85T.jpg

307 ms

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280 ms

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532 ms

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529 ms

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776 ms

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568 ms

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H028c8e355d764ea58276e5fea2d2b036z.jpg

684 ms

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H2b652283c9744ab6b8c19c37e776ff6bV.jpg

768 ms

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H2970fd9b53884c6eb5272d50c3447456c.jpg

566 ms

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H9f812d8b30fd493ab96019b20a8f3ca1E.jpg

1006 ms

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H4e57236b44d94025af9b19fa00ca2b44i.jpg

565 ms

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TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

277 ms

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278 ms

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152 ms

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564 ms

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304 ms

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O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

305 ms

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289 ms

et_n.js

et_n.js

86 ms

um.js

um.js

92 ms

icon-font.woff

icon-font.woff

310 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

227 ms

sc.globalxman.appscene

sc.globalxman.appscene

27 ms

footer.css

footer.css

179 ms

7.gif

7.gif

119 ms

index.js

index.js

128 ms

index.js

index.js

129 ms

wu.json

wu.json

378 ms

baxiaCommon.js

baxiaCommon.js

30 ms

rp

rp

975 ms

light0.5x.png

light0.5x.png

45 ms

pages_version.html

pages_version.html

326 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

15 ms

defer-common.js

defer-common.js

37 ms

i.alicdn.com

i.alicdn.com

33 ms

index.js

index.js

172 ms

index.js

index.js

133 ms

store-proxy.html

store-proxy.html

104 ms

countryCurrencyDataService

countryCurrencyDataService

148 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

115 ms

personRoleInfo.do

personRoleInfo.do

106 ms

notification.do

notification.do

136 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

49 ms

iconfont.woff

iconfont.woff

19 ms

iconfont.woff

iconfont.woff

27 ms

index.web.css

index.web.css

85 ms

index.web.js

index.web.js

22 ms

availableSurveyQuery.json

availableSurveyQuery.json

71 ms

um.json

um.json

69 ms

getUmid.do

getUmid.do

8 ms

font_992356_jz8e219lwqi.css

font_992356_jz8e219lwqi.css

17 ms

normalize.css

normalize.css

696 ms

index.css

index.css

423 ms

mtoplib.min.js

mtoplib.min.js

8 ms

uploaded.js

uploaded.js

4 ms

index.js

index.js

848 ms

index.js

index.js

93 ms

index.css

index.css

38 ms

Accessibility Review

sanzon.en.alibaba.com accessibility score

42

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

sanzon.en.alibaba.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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

sanzon.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 Sanzon.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 Sanzon.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

sanzon.en.alibaba.com

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