Access esunchina.net. 3D打印耗材/线材-光敏树脂/光固化树脂-eSUN易生3D打印材料官网

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value29.7 s

0/100

25%

SI (Speed Index)

Value21.7 s

0/100

10%

TBT (Total Blocking Time)

Value2,410 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.093

91/100

15%

TTI (Time to Interactive)

Value31.4 s

0/100

10%

esunchina.net

738 ms

www.esunchina.net

2282 ms

style.css

418 ms

public.css

586 ms

generate.js

1875 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 85% of them (94 requests) were addressed to the original Esunchina.net, 4% (4 requests) were made to Formcs.globalso.com and 3% (3 requests) were made to Player.bilibili.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Esunchina.net.

Content Size

14.0 MB

After Optimization

13.6 MB

In fact, the total size of Esunchina.net main page is 14.0 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. Only a small number of websites need less resources to load. Images take 13.0 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 135.9 kB

Original 153.9 kB
After minification 120.0 kB
After compression 18.0 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 33.9 kB, which is 22% 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 135.9 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 240.4 kB

Original 13.0 MB
After minification 12.7 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. Esunchina images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 36.2 kB

Original 827.7 kB
After minification 827.6 kB
After compression 791.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-27%

Potential reduce by 12.1 kB

Original 44.4 kB
After minification 44.4 kB
After compression 32.3 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. Esunchina.net needs all CSS files to be minified and compressed as it can save up to 12.1 kB or 27% of the original size.

Requests Now

105

After Optimization

The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Esunchina. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

High

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

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

ZH
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Esunchina.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Esunchina.net 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

esunchina.net

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

Report Summary

Performance

Accessibility

Best Practices

SEO

3D打印耗材/线材-光敏树脂/光固化树脂-eSUN易生3D打印材料官网

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

esunchina.net

www.esunchina.net

style.css

public.css

generate.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

esunchina.net

www.esunchina.net

style.css

public.css

generate.js

generate.js

jquery.min.js

common.js

public.js

menu-image.css

jquery.js

jquery-migrate.min.js

translator-dropdown.js

hm.js

k4263cxdwn

player.html

player.html

player.html

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