Access erongdu.com. 融都科技 - 领先的数字化场景系统服务商

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value13.5 s

0/100

25%

SI (Speed Index)

Value21.2 s

0/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.263

47/100

15%

TTI (Time to Interactive)

Value9.8 s

27/100

10%

erongdu.com

1648 ms

index.html

2577 ms

style.css

4697 ms

jquery-1.7.2.min.js

4410 ms

DOMAssistantCompressed-2.7.4.js

3495 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 89% of them (67 requests) were addressed to the original Erongdu.com, 3% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to Push.zhanzhang.baidu.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Erongdu.com.

Content Size

539.5 kB

After Optimization

345.9 kB

In fact, the total size of Erongdu.com main page is 539.5 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. 20% of websites need less resources to load. Images take 292.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 26.2 kB

Original 33.3 kB
After minification 26.1 kB
After compression 7.1 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 7.3 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 26.2 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 17.3 kB

Original 292.9 kB
After minification 275.5 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. Erongdu images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 96.1 kB

Original 148.4 kB
After minification 146.3 kB
After compression 52.3 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 96.1 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 53.9 kB

Original 64.9 kB
After minification 58.3 kB
After compression 11.0 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. Erongdu.com needs all CSS files to be minified and compressed as it can save up to 53.9 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Erongdu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts 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

Image elements do not have [alt] attributes

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

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

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

High

robots.txt is not valid

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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 doesn't use 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 Erongdu.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 Erongdu.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

erongdu.com

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

融都科技 - 领先的数字化场景系统服务商

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

erongdu.com

index.html

style.css

jquery-1.7.2.min.js

DOMAssistantCompressed-2.7.4.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

erongdu.com

index.html

style.css

jquery-1.7.2.min.js

DOMAssistantCompressed-2.7.4.js

ie-css3.js

common.js

jquery.lazyload.min.js

jquery.easing-1.3.min.js

banner-change.js

list-scroll.js

body-background.jpg

logo.png

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