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

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

tongkai.en.alibaba.com

Zhejiang Tongkai Electric Co., Ltd. - Stabilizer, Automatic Voltage Switcher

Page Load Speed

3.7 sec in total

First Response

370 ms

Resources Loaded

3 sec

Page Rendered

313 ms

tongkai.en.alibaba.com screenshot

About Website

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

Zhejiang Tongkai Electric Co., Ltd., Experts in Manufacturing and Exporting Stabilizer, Automatic Voltage Switcher and 0 more Products.

Visit tongkai.en.alibaba.com

Key Findings

We analyzed Tongkai.en.alibaba.com page load time and found that the first response time was 370 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

tongkai.en.alibaba.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value26.9 s

0/100

25%

SI (Speed Index)

Value12.6 s

3/100

10%

TBT (Total Blocking Time)

Value2,830 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value30.2 s

0/100

10%

Network Requests Diagram

tongkai.en.alibaba.com

370 ms

tongkai.en.alibaba.com

789 ms

76 ms

73 ms

header.css

145 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Tongkai.en.alibaba.com, 41% (31 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 (2.1 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (46%)

Content Size

3.6 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tongkai.en.alibaba.com main page is 3.6 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 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 309.9 kB

  • Original 394.5 kB
  • After minification 390.4 kB
  • After compression 84.6 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 309.9 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 15.3 kB

  • Original 579.1 kB
  • After minification 563.7 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. Tongkai En Alibaba images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 1.0 MB

  • Original 2.3 MB
  • After minification 2.3 MB
  • After compression 1.3 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 1.0 MB or 45% of the original size.

CSS Optimization

-88%

Potential reduce by 294.0 kB

  • Original 334.0 kB
  • After minification 283.2 kB
  • After compression 40.0 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. Tongkai.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 294.0 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (65%)

Requests Now

65

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tongkai 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 28 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tongkai.en.alibaba.com

tongkai.en.alibaba.com

370 ms

tongkai.en.alibaba.com

tongkai.en.alibaba.com

789 ms

76 ms

73 ms

header.css

header.css

145 ms

header.js

header.js

210 ms

156 ms

web-index.css

web-index.css

139 ms

web-index.css

web-index.css

156 ms

web-index.css

web-index.css

156 ms

web-index.css

web-index.css

170 ms

web-index.css

web-index.css

171 ms

457 ms

207 ms

index.js

index.js

296 ms

H550ed3c9e823481ea93b4541b4f97574D.jpg

H550ed3c9e823481ea93b4541b4f97574D.jpg

1026 ms

Hec0167c8ea7547998f91ace53cfb1ec6U.jpg

Hec0167c8ea7547998f91ace53cfb1ec6U.jpg

592 ms

H4b5f05420c3a46238ccd3e30c6151ffe2.jpg

H4b5f05420c3a46238ccd3e30c6151ffe2.jpg

591 ms

Hb5eeadef5a8a4138b8b06617412b3370T.jpg_q80.jpg

Hb5eeadef5a8a4138b8b06617412b3370T.jpg_q80.jpg

569 ms

Hcc435057b1f84b228cfaa316d0bfb45dx.jpg

Hcc435057b1f84b228cfaa316d0bfb45dx.jpg

1077 ms

H5cf917a0348845e8af30e21f03935c29Q.jpg

H5cf917a0348845e8af30e21f03935c29Q.jpg

1253 ms

Ha38b2ec48ed54e169a7ce33476774c29C.jpg

Ha38b2ec48ed54e169a7ce33476774c29C.jpg

1074 ms

Hd8cea2ad703748758c8cb11e43867d46q.jpg

Hd8cea2ad703748758c8cb11e43867d46q.jpg

1016 ms

awsc.js

awsc.js

297 ms

104 ms

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

954 ms

184 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

249 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

250 ms

H546c2458d4dd4992b14894f6a9c9c570H.jpg

H546c2458d4dd4992b14894f6a9c9c570H.jpg

2106 ms

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

1024 ms

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

941 ms

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

1001 ms

roboto-regular.woff

roboto-regular.woff

266 ms

roboto-medium.woff

roboto-medium.woff

283 ms

roboto-light.woff

roboto-light.woff

312 ms

roboto-thin.woff

roboto-thin.woff

312 ms

roboto-bold.woff

roboto-bold.woff

329 ms

personTipsInfo.do

personTipsInfo.do

691 ms

eg.js

eg.js

225 ms

339 ms

sc.globalxman.appscene

sc.globalxman.appscene

71 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

509 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

695 ms

icon-font.woff

icon-font.woff

93 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

337 ms

et_n.js

et_n.js

80 ms

um.js

um.js

264 ms

footer.css

footer.css

223 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

162 ms

index.js

index.js

212 ms

index.js

index.js

295 ms

7.gif

7.gif

50 ms

light0.5x.png

light0.5x.png

63 ms

pages_version.html

pages_version.html

434 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

110 ms

defer-common.js

defer-common.js

178 ms

i.alicdn.com

i.alicdn.com

174 ms

index.js

index.js

114 ms

baxiaCommon.js

baxiaCommon.js

109 ms

rp

rp

1501 ms

wu.json

wu.json

624 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

606 ms

index.js

index.js

330 ms

store-proxy.html

store-proxy.html

156 ms

countryCurrencyDataService

countryCurrencyDataService

391 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

127 ms

personRoleInfo.do

personRoleInfo.do

111 ms

notification.do

notification.do

159 ms

index.web.css

index.web.css

59 ms

index.web.js

index.web.js

95 ms

availableSurveyQuery.json

availableSurveyQuery.json

282 ms

iconfont.woff

iconfont.woff

8 ms

iconfont.woff

iconfont.woff

21 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

10 ms

Accessibility Review

tongkai.en.alibaba.com accessibility score

100

Accessibility Issues

Best Practices

tongkai.en.alibaba.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

tongkai.en.alibaba.com SEO score

98

Search Engine Optimization Advices

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 uses legible font sizes

High

Tap targets are not sized appropriately

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 Tongkai.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 Tongkai.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

tongkai.en.alibaba.com

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