Tools & Wizards About Us
zilansolar.coowor.com screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

zilansolar.coowor.com

Haining Zilan Solar Technology Co.,Ltd - Solar water heater,solar collector

Page Load Speed

16 sec in total

First Response

727 ms

Resources Loaded

15.1 sec

Page Rendered

223 ms

zilansolar.coowor.com screenshot

About Website

Welcome to zilansolar.coowor.com homepage info - get ready to check Zilan Solar Co Owor best content for United States right away, or after learning these important things about zilansolar.coowor.com

Haining Zilan Solar Technology Co.,Ltd,Experts in Solar water heater,solar collector, A Verified Supplier on Coowor.com.

Visit zilansolar.coowor.com

Key Findings

We analyzed Zilansolar.coowor.com page load time and found that the first response time was 727 ms and then it took 15.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

zilansolar.coowor.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

2/100

10%

LCP (Largest Contentful Paint)

Value15.2 s

0/100

25%

SI (Speed Index)

Value49.2 s

0/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.072

96/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

zilansolar.coowor.com

727 ms

zilansolar.coowor.com

2179 ms

hm.js

971 ms

atrk.js

23 ms

push.js

1176 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 72% of them (41 requests) were addressed to the original Zilansolar.coowor.com, 21% (12 requests) were made to Img.coowor.com and 4% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (9.5 sec) relates to the external source Img.coowor.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 169.6 kB (14%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zilansolar.coowor.com main page is 1.2 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. 25% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 114.9 kB

  • Original 142.2 kB
  • After minification 126.2 kB
  • After compression 27.3 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 16.0 kB, which is 11% 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 114.9 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 40.9 kB

  • Original 1.0 MB
  • After minification 1.0 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. Zilan Solar Co Owor 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. Zilansolar.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 (33%)

Requests Now

54

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zilan Solar Co Owor. 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

zilansolar.coowor.com

zilansolar.coowor.com

727 ms

zilansolar.coowor.com

zilansolar.coowor.com

2179 ms

hm.js

hm.js

971 ms

atrk.js

atrk.js

23 ms

push.js

push.js

1176 ms

index.css

index.css

441 ms

Reset.css

Reset.css

881 ms

cssstyles.css

cssstyles.css

1320 ms

indexstyle.css

indexstyle.css

664 ms

font.css

font.css

891 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

2937 ms

shop-index.css

shop-index.css

890 ms

shop-index.js

shop-index.js

884 ms

jquery.lazyload.js;jsessionid=D5FFB794CD127D6B1B076A52387D776E

jquery.lazyload.js;jsessionid=D5FFB794CD127D6B1B076A52387D776E

1099 ms

jquery.scrollLoading.js;jsessionid=D5FFB794CD127D6B1B076A52387D776E

jquery.scrollLoading.js;jsessionid=D5FFB794CD127D6B1B076A52387D776E

1106 ms

jquery.tmpl.min.js;jsessionid=D5FFB794CD127D6B1B076A52387D776E

jquery.tmpl.min.js;jsessionid=D5FFB794CD127D6B1B076A52387D776E

1111 ms

shop-header.css

shop-header.css

1111 ms

shop-header.js

shop-header.js

1105 ms

product_priceRange.js

product_priceRange.js

1113 ms

bootstrap.min.css

bootstrap.min.css

1782 ms

bootstrap-wysihtml5.css

bootstrap-wysihtml5.css

1118 ms

jquery.blockUI.js

jquery.blockUI.js

1351 ms

util.js

util.js

1350 ms

hm.gif

hm.gif

322 ms

20160809173200RV6P.jpg

20160809173200RV6P.jpg

2061 ms

up.png

up.png

236 ms

logo.gif

logo.gif

221 ms

unit_public.png

unit_public.png

236 ms

shop_collect1.png

shop_collect1.png

235 ms

search_btn.png

search_btn.png

235 ms

icon_03.png

icon_03.png

235 ms

icon_05.png

icon_05.png

441 ms

icon_07.png

icon_07.png

512 ms

iconleft_03.png

iconleft_03.png

511 ms

iconleft_08.png

iconleft_08.png

509 ms

iconleft_10.png

iconleft_10.png

510 ms

iconleft2_03.png

iconleft2_03.png

512 ms

iconleft2_hot.png

iconleft2_hot.png

659 ms

20160809173355LQED.jpg

20160809173355LQED.jpg

2897 ms

20160809173404ZJZ9.jpg

20160809173404ZJZ9.jpg

3884 ms

20160809173353QXCE.jpg

20160809173353QXCE.jpg

4989 ms

20160809173357G3U8.jpg

20160809173357G3U8.jpg

9457 ms

201608091735073IF6.jpg

201608091735073IF6.jpg

2146 ms

20160809173508ZCTX.jpg

20160809173508ZCTX.jpg

2721 ms

201608091735078PHV.jpg

201608091735078PHV.jpg

2814 ms

shop_publish_years.png

shop_publish_years.png

716 ms

shop-bg-default-header.jpg

shop-bg-default-header.jpg

718 ms

arr.fw.png

arr.fw.png

903 ms

re.png

re.png

682 ms

dh.png

dh.png

681 ms

size.png

size.png

827 ms

list-chat1_5.png

list-chat1_5.png

897 ms

online_chat_btn.png

online_chat_btn.png

1092 ms

20160809194115ONU8.jpg

20160809194115ONU8.jpg

6987 ms

2016080919215020ME.jpg

2016080919215020ME.jpg

6519 ms

201608091949510VDY.jpg

201608091949510VDY.jpg

4790 ms

20160809194519BW39.jpg

20160809194519BW39.jpg

6945 ms

Accessibility Review

zilansolar.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

zilansolar.coowor.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

zilansolar.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 Zilansolar.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 Zilansolar.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

zilansolar.coowor.com

Open Graph description is not detected on the main page of Zilan Solar Co Owor. 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: