Tools & Wizards About Us
nbsanheng.coowor.com screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

nbsanheng.coowor.com

Ningbo Sanheng Refrigeration - Refrigeration control parts,car parts

Page Load Speed

26.2 sec in total

First Response

672 ms

Resources Loaded

24.8 sec

Page Rendered

724 ms

nbsanheng.coowor.com screenshot

About Website

Click here to check amazing Nb Sanheng Coowor content for United States. Otherwise, check out these important facts you probably never knew about nbsanheng.coowor.com

Ningbo Sanheng Refrigeration,Experts in Refrigeration control parts,car parts, A Verified Supplier on Coowor.com.

Visit nbsanheng.coowor.com

Key Findings

We analyzed Nbsanheng.coowor.com page load time and found that the first response time was 672 ms and then it took 25.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

nbsanheng.coowor.com performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

65/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value13.6 s

2/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.21

59/100

15%

TTI (Time to Interactive)

Value4.0 s

88/100

10%

Network Requests Diagram

nbsanheng.coowor.com

672 ms

nbsanheng.coowor.com

2654 ms

hm.js

1155 ms

atrk.js

3 ms

push.js

1260 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 66% of them (40 requests) were addressed to the original Nbsanheng.coowor.com, 28% (17 requests) were made to Img.coowor.com and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Img.coowor.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 355.9 kB (22%)

Content Size

1.7 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nbsanheng.coowor.com main page is 1.7 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. 30% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 317.2 kB

  • Original 362.3 kB
  • After minification 309.3 kB
  • After compression 45.1 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 53.0 kB, which is 15% 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 317.2 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 24.9 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Nb Sanheng Coowor images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 18 B

  • Original 261 B
  • After minification 261 B
  • After compression 243 B

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

-29%

Potential reduce by 13.8 kB

  • Original 47.3 kB
  • After minification 46.2 kB
  • After compression 33.5 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. Nbsanheng.coowor.com needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (32%)

Requests Now

56

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nb Sanheng Coowor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nbsanheng.coowor.com

nbsanheng.coowor.com

672 ms

nbsanheng.coowor.com

nbsanheng.coowor.com

2654 ms

hm.js

hm.js

1155 ms

atrk.js

atrk.js

3 ms

push.js

push.js

1260 ms

index.css

index.css

1100 ms

Reset.css

Reset.css

886 ms

cssstyles.css

cssstyles.css

1330 ms

indexstyle.css

indexstyle.css

672 ms

font.css

font.css

897 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

2045 ms

shop-index.css

shop-index.css

897 ms

shop-index.js

shop-index.js

1106 ms

jquery.lazyload.js;jsessionid=C8012094D95B70608D93687B9D6DDE78

jquery.lazyload.js;jsessionid=C8012094D95B70608D93687B9D6DDE78

1124 ms

jquery.scrollLoading.js;jsessionid=C8012094D95B70608D93687B9D6DDE78

jquery.scrollLoading.js;jsessionid=C8012094D95B70608D93687B9D6DDE78

902 ms

jquery.tmpl.min.js;jsessionid=C8012094D95B70608D93687B9D6DDE78

jquery.tmpl.min.js;jsessionid=C8012094D95B70608D93687B9D6DDE78

1097 ms

shop-header.css

shop-header.css

1126 ms

shop-header.js

shop-header.js

1316 ms

product_priceRange.js

product_priceRange.js

1325 ms

bootstrap.min.css

bootstrap.min.css

1568 ms

bootstrap-wysihtml5.css

bootstrap-wysihtml5.css

1124 ms

jquery.blockUI.js

jquery.blockUI.js

1128 ms

util.js

util.js

1313 ms

hm.gif

hm.gif

330 ms

20221213144148NVP6.jpg

20221213144148NVP6.jpg

4445 ms

up.png

up.png

283 ms

logo.gif

logo.gif

278 ms

unit_public.png

unit_public.png

281 ms

shop_collect1.png

shop_collect1.png

277 ms

search_btn.png

search_btn.png

280 ms

icon_03.png

icon_03.png

284 ms

icon_05.png

icon_05.png

513 ms

icon_07.png

icon_07.png

514 ms

iconleft_03.png

iconleft_03.png

517 ms

iconleft_08.png

iconleft_08.png

515 ms

iconleft_10.png

iconleft_10.png

517 ms

iconleft2_03.png

iconleft2_03.png

519 ms

iconleft2_hot.png

iconleft2_hot.png

750 ms

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20221213113455D1VK.jpg

13776 ms

20221213113512THDH.jpg

20221213113512THDH.jpg

13113 ms

20221213113519Z3EJ.jpg

20221213113519Z3EJ.jpg

9755 ms

20160104150645FGS8.jpg

20160104150645FGS8.jpg

8659 ms

20160104150702WT58.jpg

20160104150702WT58.jpg

19894 ms

20160104150713TTG7.jpg

20160104150713TTG7.jpg

19895 ms

20221213152254619W.jpg

20221213152254619W.jpg

14995 ms

20160119112245UBMO.jpg

20160119112245UBMO.jpg

10426 ms

201601191601094CNL.jpg

201601191601094CNL.jpg

10651 ms

20160119113627BMBZ.jpg

20160119113627BMBZ.jpg

10877 ms

shop_publish_years.png

shop_publish_years.png

718 ms

202212131625414IAS.jpg

202212131625414IAS.jpg

14281 ms

20221213163210PDTC.jpg

20221213163210PDTC.jpg

17598 ms

arr.fw.png

arr.fw.png

912 ms

re.png

re.png

670 ms

dh.png

dh.png

687 ms

size.png

size.png

689 ms

list-chat1_5.png

list-chat1_5.png

873 ms

online_chat_btn.png

online_chat_btn.png

1330 ms

201760128605421.jpg

201760128605421.jpg

15667 ms

2017535584067.jpg

2017535584067.jpg

14846 ms

20171076172546.jpg

20171076172546.jpg

15963 ms

201760419237396.jpg

201760419237396.jpg

16896 ms

Accessibility Review

nbsanheng.coowor.com accessibility score

51

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

nbsanheng.coowor.com best practices score

58

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

nbsanheng.coowor.com SEO score

85

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nbsanheng.coowor.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 Nbsanheng.coowor.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

nbsanheng.coowor.com

Open Graph description is not detected on the main page of Nb Sanheng Coowor. 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: