Tools & Wizards About Us
cnstrongpower.com screenshot

Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

cnstrongpower.com

Power Cord,AC Power Cords,Power Supply Cord,Rubber Cable manufacturer - Ningbo Yunhuan Electronics Group

Page Load Speed

1.5 sec in total

First Response

48 ms

Resources Loaded

1 sec

Page Rendered

406 ms

cnstrongpower.com screenshot

About Website

Click here to check amazing Cnstrong Power content. Otherwise, check out these important facts you probably never knew about cnstrongpower.com

Ningbo Yunhuan Electric Group Co.,Ltd is professional power cord,ac power cord,power supply cord manufacturer and factory.We can produce power cord,ac power cord,power supply cord,extension cord,wirin...

Visit cnstrongpower.com

Key Findings

We analyzed Cnstrongpower.com page load time and found that the first response time was 48 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

cnstrongpower.com performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

93/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value2.7 s

97/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.166

71/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

Network Requests Diagram

cnstrongpower.com

48 ms

cnstrongpower.com

95 ms

swiper.min.css

45 ms

font-awesome.min.css

57 ms

powerstyle.css

535 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 98% of them (41 requests) were addressed to the original Cnstrongpower.com, 2% (1 request) were made to . The less responsive or slowest element that took the longest time to load (535 ms) belongs to the original domain Cnstrongpower.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.6 kB (9%)

Content Size

768.9 kB

After Optimization

696.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnstrongpower.com main page is 768.9 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. 30% of websites need less resources to load. Images take 648.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 24.4 kB

  • Original 30.5 kB
  • After minification 30.4 kB
  • After compression 6.0 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 24.4 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 47.0 kB

  • Original 648.5 kB
  • After minification 601.5 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. Cnstrong Power images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 428 B

  • Original 74.8 kB
  • After minification 74.8 kB
  • After compression 74.4 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

-5%

Potential reduce by 732 B

  • Original 15.2 kB
  • After minification 15.2 kB
  • After compression 14.4 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. Cnstrongpower.com has all CSS files already compressed.

Requests Breakdown

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

Requests Now

37

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnstrong Power. 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

cnstrongpower.com

cnstrongpower.com

48 ms

cnstrongpower.com

cnstrongpower.com

95 ms

swiper.min.css

swiper.min.css

45 ms

font-awesome.min.css

font-awesome.min.css

57 ms

powerstyle.css

powerstyle.css

535 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

293 ms

jquery.SuperSlide.js

jquery.SuperSlide.js

70 ms

public.js

public.js

72 ms

show.js

show.js

88 ms

email-decode.min.js

email-decode.min.js

59 ms

swiper.min.js

swiper.min.js

125 ms

20090208373954.gif

20090208373954.gif

43 ms

logo.png

logo.png

74 ms

20072011290162.jpg

20072011290162.jpg

88 ms

20072504320438.jpg

20072504320438.jpg

83 ms

20072504333616.jpg

20072504333616.jpg

121 ms

1j-map.png

1j-map.png

82 ms

m-cp-bj.png

m-cp-bj.png

73 ms

NEMA-5-15P-Straight-Plug-Power-Cord.jpg

NEMA-5-15P-Straight-Plug-Power-Cord.jpg

95 ms

UK-BS-1363-A-ASTA-Overmold-Fuse-Max-13A-Plug-Mains-Lead.jpg

UK-BS-1363-A-ASTA-Overmold-Fuse-Max-13A-Plug-Mains-Lead.jpg

91 ms

European_VDE_Schuko_power_cord.jpg

European_VDE_Schuko_power_cord.jpg

121 ms

Australia-AS-NZS-3112-3-Prong-AC-Power-Cord.jpg

Australia-AS-NZS-3112-3-Prong-AC-Power-Cord.jpg

129 ms

IEC-60320-C15-Power-Cord.jpg

IEC-60320-C15-Power-Cord.jpg

133 ms

IEC-60320-C5-Power-Cord.jpg

IEC-60320-C5-Power-Cord.jpg

132 ms

IEC-60320-C13-Power-Cord.jpg

IEC-60320-C13-Power-Cord.jpg

137 ms

IEC-60320-C7-Power-Cord.jpg

IEC-60320-C7-Power-Cord.jpg

163 ms

NEMA_5-15R_Power_Cord.jpg

NEMA_5-15R_Power_Cord.jpg

168 ms

3-Outlet-2-Conductor-Extension-Cord.jpg

3-Outlet-2-Conductor-Extension-Cord.jpg

174 ms

Extension-Cord-CEE7-7-Schuko-Plug-and-German-Socket.jpg

Extension-Cord-CEE7-7-Schuko-Plug-and-German-Socket.jpg

175 ms

Australia_SAA_Extension_Cord_YA_3_YA_3Z.jpg

Australia_SAA_Extension_Cord_YA_3_YA_3Z.jpg

176 ms

Japan_PSE_JET_rubber_cord_HHFF.jpg

Japan_PSE_JET_rubber_cord_HHFF.jpg

179 ms

Europe_VDE_China_CCC_rubber_cord_H05RN_YZW.jpg

Europe_VDE_China_CCC_rubber_cord_H05RN_YZW.jpg

205 ms

America_UL_Rubber_Cords_SO_SOO_SOW_SOOW_S.jpg

America_UL_Rubber_Cords_SO_SOO_SOW_SOOW_S.jpg

211 ms

America_UL_Rubber_Cords_SJ_SJO_SJOO_SJOW_SJOOW.jpg

America_UL_Rubber_Cords_SJ_SJO_SJOO_SJOW_SJOOW.jpg

216 ms

Japan_PSE_JET_PVC_power_cable_VCT_VCTFK_HVFF.jpg

Japan_PSE_JET_PVC_power_cable_VCT_VCTFK_HVFF.jpg

219 ms

Europe_VDE_PVC_power_cable_H03VVH2_H05VV.jpg

Europe_VDE_PVC_power_cable_H03VVH2_H05VV.jpg

216 ms

America_UL_CSA_PVC_power_cable_SPT.jpg

America_UL_CSA_PVC_power_cable_SPT.jpg

224 ms

America_UL_CSA_PVC_power_cable_SJT_SJTW_SJTOW.jpg

America_UL_CSA_PVC_power_cable_SJT_SJTW_SJTOW.jpg

248 ms

cers.jpg

cers.jpg

268 ms

20090208373954.gif

20090208373954.gif

77 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

250 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

30 ms

Accessibility Review

cnstrongpower.com accessibility score

74

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.

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

cnstrongpower.com best practices score

67

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

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

cnstrongpower.com SEO score

82

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

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

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 Cnstrongpower.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 Cnstrongpower.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

cnstrongpower.com

Open Graph description is not detected on the main page of Cnstrong Power. 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: