Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

sunriselaser.cn

IIS Windows Server

Page Load Speed

12.3 sec in total

First Response

2.6 sec

Resources Loaded

9.1 sec

Page Rendered

510 ms

sunriselaser.cn screenshot

About Website

Visit sunriselaser.cn now to see the best up-to-date Sunriselaser content and also check out these interesting facts you probably never knew about sunriselaser.cn

东莞赛硕激光科技有限公司

Visit sunriselaser.cn

Key Findings

We analyzed Sunriselaser.cn page load time and found that the first response time was 2.6 sec and then it took 9.6 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

sunriselaser.cn performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value13.6 s

2/100

10%

TBT (Total Blocking Time)

Value2,630 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.08

94/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

sunriselaser.cn

2635 ms

style.css

1036 ms

jquery.min.js

1449 ms

jquery.js

2072 ms

js.js

417 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that all of those requests were addressed to Sunriselaser.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Sunriselaser.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 671.4 kB (14%)

Content Size

4.7 MB

After Optimization

4.0 MB

In fact, the total size of Sunriselaser.cn main page is 4.7 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. 65% of websites need less resources to load. Images take 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 32.8 kB

  • Original 39.0 kB
  • After minification 33.8 kB
  • After compression 6.2 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 5.2 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 32.8 kB or 84% of the original size.

Image Optimization

-6%

Potential reduce by 243.4 kB

  • Original 4.1 MB
  • After minification 3.9 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. Sunriselaser images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 367.4 kB

  • Original 477.4 kB
  • After minification 340.6 kB
  • After compression 110.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 367.4 kB or 77% of the original size.

CSS Optimization

-82%

Potential reduce by 27.7 kB

  • Original 33.9 kB
  • After minification 28.4 kB
  • After compression 6.2 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. Sunriselaser.cn needs all CSS files to be minified and compressed as it can save up to 27.7 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (8%)

Requests Now

65

After Optimization

60

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sunriselaser. 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.

Accessibility Review

sunriselaser.cn accessibility score

55

Accessibility Issues

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Definition list items are not wrapped in <dl> elements

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

sunriselaser.cn 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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

sunriselaser.cn SEO score

62

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

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 Sunriselaser.cn 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 Sunriselaser.cn 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

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