Tools & Wizards About Us
ctsbattery.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

ctsbattery.com

Quality EV Battery Pack & E Scooter Battery Pack factory from China

Page Load Speed

16.4 sec in total

First Response

318 ms

Resources Loaded

15.4 sec

Page Rendered

744 ms

ctsbattery.com screenshot

About Website

Click here to check amazing Cts Battery content. Otherwise, check out these important facts you probably never knew about ctsbattery.com

China leading provider of EV Battery Pack and E Scooter Battery Pack, Hunan CTS Technology Co,.ltd is E Scooter Battery Pack factory.

Visit ctsbattery.com

Key Findings

We analyzed Ctsbattery.com page load time and found that the first response time was 318 ms and then it took 16.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

ctsbattery.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value15.2 s

1/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

ctsbattery.com

318 ms

www.ctsbattery.com

406 ms

guidefirstcommon.css

61 ms

guidefirstcommon.js

93 ms

commonV2.css

156 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 73% of them (27 requests) were addressed to the original Ctsbattery.com, 11% (4 requests) were made to Vodcdn.ecerimg.com and 8% (3 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (826 ms) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 188.5 kB (24%)

Content Size

800.9 kB

After Optimization

612.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ctsbattery.com main page is 800.9 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. 40% of websites need less resources to load. Javascripts take 354.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 155.2 kB

  • Original 194.0 kB
  • After minification 167.0 kB
  • After compression 38.9 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. This page needs HTML code to be minified as it can gain 27.0 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 155.2 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 300 B

  • Original 194.3 kB
  • After minification 194.0 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. Cts Battery images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 20.4 kB

  • Original 354.8 kB
  • After minification 354.8 kB
  • After compression 334.4 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

-22%

Potential reduce by 12.7 kB

  • Original 57.8 kB
  • After minification 57.8 kB
  • After compression 45.1 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. Ctsbattery.com needs all CSS files to be minified and compressed as it can save up to 12.7 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (37%)

Requests Now

35

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cts Battery. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ctsbattery.com

ctsbattery.com

318 ms

www.ctsbattery.com

www.ctsbattery.com

406 ms

guidefirstcommon.css

guidefirstcommon.css

61 ms

guidefirstcommon.js

guidefirstcommon.js

93 ms

commonV2.css

commonV2.css

156 ms

video-js-pc.min.css

video-js-pc.min.css

240 ms

video.min.js

video.min.js

271 ms

videojs-http-streaming.js

videojs-http-streaming.js

302 ms

ePlayer.js

ePlayer.js

245 ms

swiper-4.5.3.js

swiper-4.5.3.js

190 ms

jquery.1.12.4.js

jquery.1.12.4.js

112 ms

common.js

common.js

112 ms

js

js

60 ms

guidecommon.js

guidecommon.js

103 ms

webim.js

webim.js

110 ms

tag.js

tag.js

826 ms

logo.gif

logo.gif

38 ms

floatimage_chat.gif

floatimage_chat.gif

38 ms

close.png

close.png

39 ms

error.png

error.png

38 ms

load_icon.gif

load_icon.gif

37 ms

p_msg.jpg

p_msg.jpg

78 ms

cd160066466-hunan_cts_technology_co_ltd.jpg

cd160066466-hunan_cts_technology_co_ltd.jpg

77 ms

Montserrat-Regular.woff

Montserrat-Regular.woff

70 ms

iconfont_module.woff

iconfont_module.woff

69 ms

p_conpany_bg.jpg

p_conpany_bg.jpg

38 ms

p_sp.png

p_sp.png

64 ms

p_line.png

p_line.png

64 ms

p_index_bg.jpg

p_index_bg.jpg

64 ms

p_msg_index_bg.jpg

p_msg_index_bg.jpg

39 ms

p_footer.jpg

p_footer.jpg

38 ms

stats.js

stats.js

45 ms

ads.js

ads.js

43 ms

js

js

40 ms

advert.gif

advert.gif

705 ms

sync_cookie_image_decide

sync_cookie_image_decide

158 ms

1

1

150 ms

Accessibility Review

ctsbattery.com accessibility score

81

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

Links do not have a discernible name

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.

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.

Best Practices

ctsbattery.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ctsbattery.com SEO score

93

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

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

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 Ctsbattery.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 Ctsbattery.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

ctsbattery.com

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