Tools & Wizards About Us
uvlightings.com screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

uvlightings.com

China UV Lamp, Aquarium Lamp, Amalgam Lamp Manufacturer & Supplier - Ningbo Sunfine UV lighting Co.,ltd.

Page Load Speed

19.5 sec in total

First Response

379 ms

Resources Loaded

18.8 sec

Page Rendered

352 ms

uvlightings.com screenshot

About Website

Visit uvlightings.com now to see the best up-to-date UV Lighting S content and also check out these interesting facts you probably never knew about uvlightings.com

Ningbo Sunfine UV lighting Co.,ltd. is located in China, Specialize in producing all kinds of UV Lamp, Aquarium Lamp, Amalgam Lamp, UV Germicidal Lamp, Water Treatment UV System and so on.

Visit uvlightings.com

Key Findings

We analyzed Uvlightings.com page load time and found that the first response time was 379 ms and then it took 19.1 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

uvlightings.com performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.327

35/100

15%

TTI (Time to Interactive)

Value5.5 s

71/100

10%

Network Requests Diagram

uvlightings.com

379 ms

www.uvlightings.com

587 ms

global.css

346 ms

adImgs.css

357 ms

css.css

1893 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Uvlightings.com, 61% (39 requests) were made to Bsg-s.nbxc.com and 27% (17 requests) were made to Bsg-i.nbxc.com. The less responsive or slowest element that took the longest time to load (12.5 sec) relates to the external source Bsg-s.nbxc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 39.0 kB (12%)

Content Size

334.9 kB

After Optimization

296.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Uvlightings.com main page is 334.9 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. 35% of websites need less resources to load. Images take 193.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 27.9 kB

  • Original 35.3 kB
  • After minification 30.7 kB
  • After compression 7.4 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. This page needs HTML code to be minified as it can gain 4.6 kB, which is 13% 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 27.9 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 4.3 kB

  • Original 193.7 kB
  • After minification 189.4 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. UV Lighting S images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 4.1 kB

  • Original 86.2 kB
  • After minification 86.1 kB
  • After compression 82.0 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

-13%

Potential reduce by 2.6 kB

  • Original 19.8 kB
  • After minification 19.8 kB
  • After compression 17.2 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. Uvlightings.com needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (43%)

Requests Now

53

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of UV Lighting S. 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 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

uvlightings.com

uvlightings.com

379 ms

www.uvlightings.com

www.uvlightings.com

587 ms

global.css

global.css

346 ms

adImgs.css

adImgs.css

357 ms

css.css

css.css

1893 ms

global.css

global.css

5290 ms

iconfont.css

iconfont.css

975 ms

slide-show940.css

slide-show940.css

424 ms

normal.css

normal.css

349 ms

jquery.min.js

jquery.min.js

354 ms

jquery.yiiactiveform.js

jquery.yiiactiveform.js

360 ms

global.js

global.js

357 ms

pro_hover.js

pro_hover.js

359 ms

js.js

js.js

63 ms

adImgs.js

adImgs.js

360 ms

skypeCheck40.js

skypeCheck40.js

361 ms

jquery.slide.js

jquery.slide.js

363 ms

analytics.js

analytics.js

87 ms

matomo2.js

matomo2.js

1135 ms

d2c55bad33d6b96fdafc46b5173b6b.png

d2c55bad33d6b96fdafc46b5173b6b.png

659 ms

body_bj.jpg

body_bj.jpg

572 ms

top_bg.gif

top_bg.gif

584 ms

nav_tb.gif

nav_tb.gif

48 ms

inquiry_tb.gif

inquiry_tb.gif

1858 ms

lang1.png

lang1.png

77 ms

nav_bj.gif

nav_bj.gif

1592 ms

ss_an.gif

ss_an.gif

598 ms

ico-left_2.gif

ico-left_2.gif

80 ms

lx_tb.gif

lx_tb.gif

638 ms

return.png

return.png

572 ms

mb_tb.gif

mb_tb.gif

2184 ms

rss_tb.gif

rss_tb.gif

1127 ms

bosgoo_logo.gif

bosgoo_logo.gif

1141 ms

qumy_logo.gif

qumy_logo.gif

11568 ms

52b5914c05d3fb520148c41215b4a718.jpg

52b5914c05d3fb520148c41215b4a718.jpg

79 ms

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c06b8e356c0b837475f539fbdf142c79.jpg

104 ms

b18d573c4cd1963cb8d20a5636e7b4ef.jpg

b18d573c4cd1963cb8d20a5636e7b4ef.jpg

103 ms

cb932a871ce43216c67fff265d968a.png

cb932a871ce43216c67fff265d968a.png

648 ms

a91833db44de6b8a25f73b49d8e794.jpg

a91833db44de6b8a25f73b49d8e794.jpg

637 ms

ee53d9e5c9d4e979dfd54cf81c151c.jpg

ee53d9e5c9d4e979dfd54cf81c151c.jpg

655 ms

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7f67327b36512d6a30055ab5bb6aa3.jpg

1427 ms

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0a76ce8545d365030e07809dbfce32.jpg

689 ms

fea137cfcaea025ed3a6e6fb0da8d7.jpg

fea137cfcaea025ed3a6e6fb0da8d7.jpg

1262 ms

865f390dfbae4dce013e637c11.jpg@4e_220w_220h.src

865f390dfbae4dce013e637c11.jpg@4e_220w_220h.src

970 ms

3be34eeaa6aae5c602912a7ba1.jpg@4e_220w_220h.src

3be34eeaa6aae5c602912a7ba1.jpg@4e_220w_220h.src

11822 ms

f5d3a7b8a4b92a2a66fa9823b7.jpg@4e_220w_220h.src

f5d3a7b8a4b92a2a66fa9823b7.jpg@4e_220w_220h.src

1259 ms

1103688e46ecc1f32a3b3ec829.jpg@4e_220w_220h.src

1103688e46ecc1f32a3b3ec829.jpg@4e_220w_220h.src

1026 ms

5b71d25f7c87431d7aad03995a.jpg@4e_220w_220h.src

5b71d25f7c87431d7aad03995a.jpg@4e_220w_220h.src

1656 ms

4d1eb054c5b5e1bb7c88cfe0ce.jpg@4e_220w_220h.src

4d1eb054c5b5e1bb7c88cfe0ce.jpg@4e_220w_220h.src

1362 ms

51892d472bd4c0bc00915acb68.jpg@4e_220w_220h.src

51892d472bd4c0bc00915acb68.jpg@4e_220w_220h.src

1848 ms

bodybox_bj.gif

bodybox_bj.gif

1922 ms

search.gif

search.gif

1688 ms

tb1.gif

tb1.gif

1566 ms

an_bg1.gif

an_bg1.gif

1568 ms

tb2.gif

tb2.gif

1570 ms

list_Bg.gif

list_Bg.gif

2382 ms

an_tb.gif

an_tb.gif

12460 ms

an_tb1.gif

an_tb1.gif

3420 ms

zy_xt.gif

zy_xt.gif

2446 ms

mail-bj.gif

mail-bj.gif

2689 ms

float_tb.png

float_tb.png

2367 ms

collect

collect

16 ms

js

js

68 ms

matomo.php

matomo.php

369 ms

Accessibility Review

uvlightings.com accessibility score

59

Accessibility Issues

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

Form elements do not have associated labels

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

uvlightings.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

uvlightings.com SEO score

90

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

High

Tap targets are not sized appropriately

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 Uvlightings.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 Uvlightings.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

uvlightings.com

Open Graph description is not detected on the main page of UV Lighting S. 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: