Tools & Wizards About Us
szwestart.com screenshot

Report Summary

  • 77

    Performance

    Renders faster than
    84% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

szwestart.com

Shenzhen Westart is a leading supplier of NCM/LFP battery,NCM battery pack,NCM cell from China

Page Load Speed

1.4 sec in total

First Response

69 ms

Resources Loaded

1.3 sec

Page Rendered

107 ms

szwestart.com screenshot

About Website

Click here to check amazing Sz Westart content. Otherwise, check out these important facts you probably never knew about szwestart.com

Shenzhen Westart Technology Co.,Ltd.is rechargeable NCM/LFP Lithium ion battery,NCM/LFP EV battery packs and NCM/LFP storage energy systems.

Visit szwestart.com

Key Findings

We analyzed Szwestart.com page load time and found that the first response time was 69 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

szwestart.com performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.106

88/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

szwestart.com

69 ms

scn.js

20 ms

style.css

33 ms

jquery-1.11.3.min.js

31 ms

TouchSlide.1.1.js

29 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 95% of them (35 requests) were addressed to the original Szwestart.com, 3% (1 request) were made to Googletagmanager.com and 3% (1 request) were made to Sdk.51.la. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Sdk.51.la.

Page Optimization Overview & Recommendations

Page size can be reduced by 189.4 kB (26%)

Content Size

742.4 kB

After Optimization

553.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Szwestart.com main page is 742.4 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. Images take 559.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 19.7 kB

  • Original 24.1 kB
  • After minification 23.8 kB
  • After compression 4.4 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 19.7 kB or 82% of the original size.

Image Optimization

-10%

Potential reduce by 58.6 kB

  • Original 559.9 kB
  • After minification 501.4 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. Sz Westart images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 66.3 kB

  • Original 103.6 kB
  • After minification 103.5 kB
  • After compression 37.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 66.3 kB or 64% of the original size.

CSS Optimization

-82%

Potential reduce by 44.9 kB

  • Original 54.7 kB
  • After minification 48.3 kB
  • After compression 9.9 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. Szwestart.com needs all CSS files to be minified and compressed as it can save up to 44.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (14%)

Requests Now

35

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sz Westart. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

szwestart.com

szwestart.com

69 ms

scn.js

scn.js

20 ms

style.css

style.css

33 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

31 ms

TouchSlide.1.1.js

TouchSlide.1.1.js

29 ms

js.js

js.js

30 ms

responsive.css

responsive.css

32 ms

js

js

70 ms

email-decode.min.js

email-decode.min.js

23 ms

js-sdk-pro.min.js

js-sdk-pro.min.js

1162 ms

bg.gif

bg.gif

21 ms

logo.gif

logo.gif

18 ms

search.gif

search.gif

23 ms

nav_bg.gif

nav_bg.gif

22 ms

nav_line.gif

nav_line.gif

21 ms

main_Stage-marine.jpg

main_Stage-marine.jpg

22 ms

loading.gif

loading.gif

33 ms

indexpro.jpg

indexpro.jpg

42 ms

job_mj_069.gif

job_mj_069.gif

38 ms

202307110139031276.jpg

202307110139031276.jpg

43 ms

202211140033086098.png

202211140033086098.png

43 ms

202211140030338559.jpg

202211140030338559.jpg

40 ms

20191115022034211.jpg

20191115022034211.jpg

50 ms

20191115022707690.jpg

20191115022707690.jpg

55 ms

202110221806231011.jpg

202110221806231011.jpg

59 ms

202002262107040434.jpg

202002262107040434.jpg

61 ms

202002262101539735.jpg

202002262101539735.jpg

63 ms

355-177-S.jpg

355-177-S.jpg

60 ms

LFP-1P24S-166AH-S.jpg

LFP-1P24S-166AH-S.jpg

67 ms

202306012015496356.jpg

202306012015496356.jpg

74 ms

co_pro.jpg

co_pro.jpg

75 ms

gsplit.jpg

gsplit.jpg

85 ms

u1.jpg

u1.jpg

78 ms

321_03.jpg

321_03.jpg

84 ms

co_03.jpg

co_03.jpg

82 ms

contact.jpg

contact.jpg

89 ms

left_bottom.gif

left_bottom.gif

19 ms

Accessibility Review

szwestart.com accessibility score

43

Accessibility Issues

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Definition list items are not wrapped in <dl> elements

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

szwestart.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

szwestart.com SEO score

92

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Szwestart.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Szwestart.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

szwestart.com

Open Graph description is not detected on the main page of Sz Westart. 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: