Tools & Wizards About Us
telesin.en.china.cn screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

telesin.en.china.cn

Buy action camera & electronic accessories from Shenzhen Telesin Digital Ltd. on China Suppliers Mobile

Page Load Speed

8.1 sec in total

First Response

1.4 sec

Resources Loaded

6.4 sec

Page Rendered

301 ms

telesin.en.china.cn screenshot

About Website

Click here to check amazing Telesin En China content for China. Otherwise, check out these important facts you probably never knew about telesin.en.china.cn

Quality action camera & electronic accessories on China Suppliers - Shenzhen Telesin Digital Ltd..

Visit telesin.en.china.cn

Key Findings

We analyzed Telesin.en.china.cn page load time and found that the first response time was 1.4 sec and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

telesin.en.china.cn performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

telesin.en.china.cn

1367 ms

telesin.goldsupplier.com

1428 ms

aliplayer-min.css

351 ms

common.min.css

252 ms

shop_v2.min.css

253 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Telesin.en.china.cn, 51% (35 requests) were made to Res.goldsupplier.com and 16% (11 requests) were made to Img11.fr-trading.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Telesin.goldsupplier.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.7 kB (8%)

Content Size

892.0 kB

After Optimization

820.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Telesin.en.china.cn main page is 892.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Javascripts take 500.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 59.5 kB

  • Original 74.0 kB
  • After minification 74.0 kB
  • After compression 14.5 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 59.5 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 6.3 kB

  • Original 287.9 kB
  • After minification 281.5 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. Telesin En China images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 5.6 kB

  • Original 500.2 kB
  • After minification 500.0 kB
  • After compression 494.6 kB

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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 308 B

  • Original 30.0 kB
  • After minification 30.0 kB
  • After compression 29.6 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. Telesin.en.china.cn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (49%)

Requests Now

67

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Telesin En China. 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 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

telesin.en.china.cn

telesin.en.china.cn

1367 ms

telesin.goldsupplier.com

telesin.goldsupplier.com

1428 ms

aliplayer-min.css

aliplayer-min.css

351 ms

common.min.css

common.min.css

252 ms

shop_v2.min.css

shop_v2.min.css

253 ms

jquery.mCustomScrollbar.min.css

jquery.mCustomScrollbar.min.css

263 ms

online-chat_v2.min.css

online-chat_v2.min.css

259 ms

inquiry-fast_v2.min.css

inquiry-fast_v2.min.css

259 ms

js

js

138 ms

google_event.min.js

google_event.min.js

260 ms

50 ms

logo.png

logo.png

26 ms

1_773_27739_218_43.jpg

1_773_27739_218_43.jpg

111 ms

shop-icon.png

shop-icon.png

32 ms

icon-group.png.webp

icon-group.png.webp

33 ms

circle-loading.svg

circle-loading.svg

32 ms

product-icon.png

product-icon.png

33 ms

free_bg.jpg

free_bg.jpg

33 ms

default_corp.png

default_corp.png

33 ms

free.png

free.png

34 ms

1_773_27739_218_43.jpg

1_773_27739_218_43.jpg

108 ms

company_profile_bg.jpg

company_profile_bg.jpg

20 ms

chat-icon.png

chat-icon.png

19 ms

45 ms

analytics.js

analytics.js

41 ms

tracking.js

tracking.js

64 ms

adsbygoogle.js

adsbygoogle.js

199 ms

count.min.js

count.min.js

15 ms

aliplayer-min.js

aliplayer-min.js

238 ms

carousel.js

carousel.js

30 ms

config.min.js

config.min.js

14 ms

es6-promise.auto.min.js

es6-promise.auto.min.js

19 ms

jquery.min.js

jquery.min.js

19 ms

jquery.cookie.min.js

jquery.cookie.min.js

14 ms

jquery.lazyload.min.js

jquery.lazyload.min.js

29 ms

en.min.js

en.min.js

29 ms

jquery.base64.min.js

jquery.base64.min.js

29 ms

search.min.js

search.min.js

30 ms

jquery.validation.min.js

jquery.validation.min.js

31 ms

floating_box.min.js

floating_box.min.js

35 ms

jquery.mCustomScrollbar.min.js

jquery.mCustomScrollbar.min.js

35 ms

product.min.js

product.min.js

35 ms

source-request.min.js

source-request.min.js

33 ms

share.min.js

share.min.js

35 ms

quick-inquiry_v2.min.js

quick-inquiry_v2.min.js

53 ms

hm.js

hm.js

1097 ms

collect

collect

15 ms

collect

collect

24 ms

collect

collect

27 ms

js

js

95 ms

js

js

157 ms

show_ads_impl.js

show_ads_impl.js

257 ms

zrt_lookup_nohtml.html

zrt_lookup_nohtml.html

54 ms

ads

ads

426 ms

hm.gif

hm.gif

288 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

108 ms

ajaxapi.php

ajaxapi.php

1317 ms

floating_pic.png

floating_pic.png

54 ms

1_500_27627_800_800.jpg

1_500_27627_800_800.jpg

35 ms

default_banner.jpg

default_banner.jpg

30 ms

1_224_27816_800_800.jpg

1_224_27816_800_800.jpg

25 ms

1_243_27982_790_790.jpg

1_243_27982_790_790.jpg

31 ms

1_863_27984_700_700.jpg

1_863_27984_700_700.jpg

1140 ms

1_530_27779_700_700.jpg

1_530_27779_700_700.jpg

32 ms

1_668_27708_641_465.jpg

1_668_27708_641_465.jpg

32 ms

1_84_28010_700_700.jpg

1_84_28010_700_700.jpg

41 ms

1_477_27689_655_604.jpg

1_477_27689_655_604.jpg

41 ms

1_425_27821_800_800.jpg

1_425_27821_800_800.jpg

1127 ms

ads

ads

76 ms

Accessibility Review

telesin.en.china.cn accessibility score

83

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

telesin.en.china.cn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

telesin.en.china.cn SEO score

69

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Telesin.en.china.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Chinese language. Our system also found out that Telesin.en.china.cn 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

telesin.en.china.cn

Open Graph description is not detected on the main page of Telesin En China. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: