Tools & Wizards About Us
sz-wanjia.en.alibaba.com screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

sz-wanjia.en.alibaba.com

Shenzhen WanJia XianDai Electron CO.,Ltd - Home Theatre System, Bluetooth Speaker

Page Load Speed

2.7 sec in total

First Response

8 ms

Resources Loaded

2.1 sec

Page Rendered

592 ms

sz-wanjia.en.alibaba.com screenshot

About Website

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

Shenzhen WanJia XianDai Electron CO.,Ltd, Experts in Manufacturing and Exporting Home Theatre System, Bluetooth Speaker and 0 more Products.

Visit sz-wanjia.en.alibaba.com

Key Findings

We analyzed Sz-wanjia.en.alibaba.com page load time and found that the first response time was 8 ms and then it took 2.7 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

sz-wanjia.en.alibaba.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

54/100

25%

SI (Speed Index)

Value15.0 s

1/100

10%

TBT (Total Blocking Time)

Value8,740 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value28.7 s

0/100

10%

Network Requests Diagram

sz-wanjia.en.alibaba.com

8 ms

sz-wanjia.en.alibaba.com

670 ms

31 ms

56 ms

55 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Sz-wanjia.en.alibaba.com, 41% (32 requests) were made to S.alicdn.com and 9% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (963 ms) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.3 MB (61%)

Content Size

7.0 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sz-wanjia.en.alibaba.com main page is 7.0 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. Only a small number of websites need less resources to load. Javascripts take 5.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 497.4 kB

  • Original 600.8 kB
  • After minification 596.9 kB
  • After compression 103.5 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 497.4 kB or 83% of the original size.

Image Optimization

-25%

Potential reduce by 137.1 kB

  • Original 555.3 kB
  • After minification 418.2 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, Sz Wan Jia En Alibaba needs image optimization as it can save up to 137.1 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 3.4 MB

  • Original 5.5 MB
  • After minification 5.5 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 3.4 MB or 62% of the original size.

CSS Optimization

-72%

Potential reduce by 283.7 kB

  • Original 395.2 kB
  • After minification 344.4 kB
  • After compression 111.5 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. Sz-wanjia.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 283.7 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (63%)

Requests Now

67

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sz Wan Jia 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

sz-wanjia.en.alibaba.com

sz-wanjia.en.alibaba.com

8 ms

sz-wanjia.en.alibaba.com

sz-wanjia.en.alibaba.com

670 ms

31 ms

56 ms

55 ms

header.css

header.css

61 ms

header.js

header.js

61 ms

web-index.css

web-index.css

53 ms

web-index.css

web-index.css

53 ms

web-index.css

web-index.css

60 ms

web-index.css

web-index.css

68 ms

web-index.css

web-index.css

68 ms

124 ms

58 ms

index.js

index.js

78 ms

58 ms

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

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

221 ms

H489f129592204b69a282da82d249e640y.png

H489f129592204b69a282da82d249e640y.png

647 ms

H869763cad58e4cd1a87c8a899a68d399D.jpg

H869763cad58e4cd1a87c8a899a68d399D.jpg

220 ms

Hcfe22bec705e45b68059448f9b146146N.jpg_q80.jpg

Hcfe22bec705e45b68059448f9b146146N.jpg_q80.jpg

221 ms

H74482c287ae14136a11da20aba2e70d7U.jpg

H74482c287ae14136a11da20aba2e70d7U.jpg

278 ms

Hfb2bbd2a2bfd44dabc7bbf2e5d22fb5dN.jpg

Hfb2bbd2a2bfd44dabc7bbf2e5d22fb5dN.jpg

922 ms

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

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

278 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

279 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

288 ms

H77fe157784f54502890ba89e6435c6c4z.jpg

H77fe157784f54502890ba89e6435c6c4z.jpg

649 ms

H5cbb95ad715c4ab98ce837423b55dc0aC.jpg

H5cbb95ad715c4ab98ce837423b55dc0aC.jpg

646 ms

75 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

62 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

62 ms

Hf2d35411239e41998466f21dc28e8722A.jpg

Hf2d35411239e41998466f21dc28e8722A.jpg

353 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

353 ms

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

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

354 ms

H7c43c0e403c74818b0a0f20930bff2ca6.jpg

H7c43c0e403c74818b0a0f20930bff2ca6.jpg

380 ms

awsc.js

awsc.js

179 ms

136 ms

personTipsInfo.do

personTipsInfo.do

204 ms

roboto-regular.woff

roboto-regular.woff

20 ms

roboto-medium.woff

roboto-medium.woff

19 ms

roboto-light.woff

roboto-light.woff

118 ms

roboto-thin.woff

roboto-thin.woff

92 ms

roboto-bold.woff

roboto-bold.woff

92 ms

footer.css

footer.css

41 ms

icon-font.woff

icon-font.woff

51 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

427 ms

eg.js

eg.js

193 ms

et_n.js

et_n.js

59 ms

um.js

um.js

115 ms

light0.5x.png

light0.5x.png

52 ms

pages_version.html

pages_version.html

135 ms

defer-common.js

defer-common.js

173 ms

i.alicdn.com

i.alicdn.com

174 ms

index.js

index.js

25 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

120 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

214 ms

index.js

index.js

221 ms

wu.json

wu.json

410 ms

index.web.css

index.web.css

198 ms

index.web.js

index.web.js

30 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

171 ms

index.js

index.js

168 ms

index.js

index.js

167 ms

sc.globalxman.appscene

sc.globalxman.appscene

164 ms

7.gif

7.gif

165 ms

availableSurveyQuery.json

availableSurveyQuery.json

175 ms

store-proxy.html

store-proxy.html

150 ms

countryCurrencyDataService

countryCurrencyDataService

151 ms

personRoleInfo.do

personRoleInfo.do

111 ms

notification.do

notification.do

119 ms

index.js

index.js

52 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

51 ms

baxiaCommon.js

baxiaCommon.js

90 ms

rp

rp

963 ms

index.css

index.css

163 ms

iconfont.woff

iconfont.woff

127 ms

iconfont.woff

iconfont.woff

8 ms

um.json

um.json

57 ms

getUmid.do

getUmid.do

8 ms

Accessibility Review

sz-wanjia.en.alibaba.com accessibility score

41

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

sz-wanjia.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

sz-wanjia.en.alibaba.com SEO score

79

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

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 Sz-wanjia.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 Sz-wanjia.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

sz-wanjia.en.alibaba.com

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