Tools & Wizards About Us
cnlight.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

cnlight.com

星光股份

Page Load Speed

45.2 sec in total

First Response

2.6 sec

Resources Loaded

42.5 sec

Page Rendered

149 ms

cnlight.com screenshot

About Website

Visit cnlight.com now to see the best up-to-date Cnlight content for China and also check out these interesting facts you probably never knew about cnlight.com

星光股份于1992年成立，深耕照明行业30年。以“团结奋进、专业高效”的企业精神，于2006年在深交所上市，股票代码002076。公司实际控制人、董事长为戴俊威先生。公司最大生产基地位于广东省佛山市南海区狮山镇（占地超150亩），拥有多家控股子公司和参股公司，主要子公司包括：佛山雪莱特、深圳益科、深圳卓誉、小雪科技。

Visit cnlight.com

Key Findings

We analyzed Cnlight.com page load time and found that the first response time was 2.6 sec and then it took 42.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 13 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

cnlight.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.638

9/100

15%

TTI (Time to Interactive)

Value10.5 s

23/100

10%

Network Requests Diagram

index.do

2615 ms

style.css

8058 ms

Error.js

1082 ms

jquery.js

8716 ms

jqnav.js

1080 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that all of those requests were addressed to Cnlight.com and no external sources were called. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Cnlight.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 109.0 kB (19%)

Content Size

576.4 kB

After Optimization

467.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnlight.com main page is 576.4 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. 15% of websites need less resources to load. Images take 483.7 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 13.3 kB

  • Original 17.4 kB
  • After minification 14.0 kB
  • After compression 4.1 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 3.4 kB, which is 20% 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 13.3 kB or 76% of the original size.

Image Optimization

-7%

Potential reduce by 34.2 kB

  • Original 483.7 kB
  • After minification 449.5 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. Cnlight images are well optimized though.

JavaScript Optimization

-82%

Potential reduce by 34.0 kB

  • Original 41.5 kB
  • After minification 30.2 kB
  • After compression 7.5 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 34.0 kB or 82% of the original size.

CSS Optimization

-81%

Potential reduce by 27.5 kB

  • Original 33.8 kB
  • After minification 28.6 kB
  • After compression 6.3 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. Cnlight.com needs all CSS files to be minified and compressed as it can save up to 27.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (26%)

Requests Now

50

After Optimization

37

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnlight. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

index.do

index.do

2615 ms

style.css

style.css

8058 ms

Error.js

Error.js

1082 ms

jquery.js

jquery.js

8716 ms

jqnav.js

jqnav.js

1080 ms

main.css

main.css

3835 ms

slides.jquery.js

slides.jquery.js

5458 ms

common.js

common.js

6359 ms

left_bg.png

left_bg.png

569 ms

icon_home.jpg

icon_home.jpg

570 ms

bg_nav_news.png

bg_nav_news.png

20191 ms

nav_news1.jpg

nav_news1.jpg

1654 ms

nav_news2.jpg

nav_news2.jpg

3300 ms

nav_news3.jpg

nav_news3.jpg

3458 ms

nav_news4.jpg

nav_news4.jpg

3426 ms

bg_nav_pro.png

bg_nav_pro.png

16510 ms

nav_pro1.jpg

nav_pro1.jpg

2746 ms

nav_pro2.jpg

nav_pro2.jpg

4378 ms

nav_pro3.jpg

nav_pro3.jpg

4929 ms

nav_pro4.jpg

nav_pro4.jpg

7773 ms

nav_pro5.jpg

nav_pro5.jpg

14761 ms

nav_pro6.jpg

nav_pro6.jpg

7876 ms

nav_touzi1.jpg

nav_touzi1.jpg

8193 ms

nav_touzi2.jpg

nav_touzi2.jpg

11860 ms

nav_touzi2_1.jpg

nav_touzi2_1.jpg

12173 ms

abnav1.jpg

abnav1.jpg

10217 ms

abnav2.jpg

abnav2.jpg

11145 ms

abnav3.jpg

abnav3.jpg

13292 ms

abnav4.jpg

abnav4.jpg

13270 ms

nav_online2.jpg

nav_online2.jpg

20186 ms

nav_car.jpg

nav_car.jpg

20187 ms

nav_online1.jpg

nav_online1.jpg

15771 ms

icon_web.jpg

icon_web.jpg

16075 ms

icon_qqq.jpg

icon_qqq.jpg

16281 ms

icon_albb.jpg

icon_albb.jpg

16585 ms

icon_line.jpg

icon_line.jpg

16824 ms

logo.jpg

logo.jpg

18706 ms

icon_den_xian.jpg

icon_den_xian.jpg

17128 ms

icon_den.jpg

icon_den.jpg

17364 ms

search_bg_txt.jpg

search_bg_txt.jpg

18435 ms

btn_search.jpg

btn_search.jpg

17908 ms

flash_left.png

flash_left.png

18453 ms

20140827140626.jpg

20140827140626.jpg

20184 ms

20140827135753.jpg

20140827135753.jpg

20174 ms

20130607113837.jpg

20130607113837.jpg

19624 ms

20130607113805.jpg

20130607113805.jpg

19622 ms

20130607113741.jpg

20130607113741.jpg

19536 ms

flash_right.png

flash_right.png

20443 ms

20131028160714.jpg

20131028160714.jpg

19891 ms

20130609113418.jpg

20130609113418.jpg

19765 ms

20130609113344.jpg

20130609113344.jpg

18373 ms

20130609115052.jpg

20130609115052.jpg

18011 ms

living_img1.jpg

living_img1.jpg

20259 ms

btn_living.jpg

btn_living.jpg

18994 ms

20130402011625.png

20130402011625.png

19145 ms

20130402012742.png

20130402012742.png

19231 ms

20140915103850.png

20140915103850.png

19968 ms

icon_line2.png

icon_line2.png

14149 ms

living_bg.png

living_bg.png

17174 ms

product_bg.png

product_bg.png

18799 ms

arrLeft.png

arrLeft.png

14045 ms

arrright.png

arrright.png

14271 ms

icon_jia.png

icon_jia.png

14187 ms

footer_bg.jpg

footer_bg.jpg

13839 ms

case_1bg.png

case_1bg.png

12031 ms

dian_bg.jpg

dian_bg.jpg

12369 ms

dian_bg_hover.png

dian_bg_hover.png

13761 ms

Accessibility Review

cnlight.com accessibility score

78

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.

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

cnlight.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Page has valid source maps

SEO Factors

cnlight.com SEO score

77

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

High

robots.txt is not valid

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cnlight.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Cnlight.com main page’s claimed encoding is gbk. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

cnlight.com

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