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yuyinsh.com screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

yuyinsh.com

输送机 皮带输送机 流水线 输送线 输送设备-上海昱音机械有限公司

Page Load Speed

5.3 sec in total

First Response

652 ms

Resources Loaded

4.4 sec

Page Rendered

303 ms

yuyinsh.com screenshot

About Website

Welcome to yuyinsh.com homepage info - get ready to check Yuyinsh best content right away, or after learning these important things about yuyinsh.com

上海昱音机械专业生产输送机，皮带输送机，输送线，流水线等物流输送设备。厂家直销皮带输送机，链板输送机，网带输送机等输送机械及输送机配件。可按客户需求定制各类输送流水线，电话021-69790948

Visit yuyinsh.com

Key Findings

We analyzed Yuyinsh.com page load time and found that the first response time was 652 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

yuyinsh.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.584

11/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

yuyinsh.com

652 ms

www.yuyinsh.com

664 ms

font-awesome.css

217 ms

global.css

424 ms

widget.css

645 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 96% of them (52 requests) were addressed to the original Yuyinsh.com, 4% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 240.0 kB (17%)

Content Size

1.4 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yuyinsh.com main page is 1.4 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. 50% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 186.4 kB

  • Original 198.3 kB
  • After minification 126.0 kB
  • After compression 11.9 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 72.3 kB, which is 36% 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 186.4 kB or 94% of the original size.

Image Optimization

-3%

Potential reduce by 34.7 kB

  • Original 1.0 MB
  • After minification 1.0 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. Yuyinsh images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 12.6 kB

  • Original 85.4 kB
  • After minification 84.0 kB
  • After compression 72.8 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 12.6 kB or 15% of the original size.

CSS Optimization

-12%

Potential reduce by 6.2 kB

  • Original 53.0 kB
  • After minification 53.0 kB
  • After compression 46.8 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. Yuyinsh.com needs all CSS files to be minified and compressed as it can save up to 6.2 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (58%)

Requests Now

43

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yuyinsh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

yuyinsh.com

yuyinsh.com

652 ms

www.yuyinsh.com

www.yuyinsh.com

664 ms

font-awesome.css

font-awesome.css

217 ms

global.css

global.css

424 ms

widget.css

widget.css

645 ms

variouscomponents.css

variouscomponents.css

430 ms

images.css

images.css

434 ms

theme.css

theme.css

435 ms

color_0.css

color_0.css

449 ms

jquery.min.js

jquery.min.js

850 ms

base.js

base.js

649 ms

lightbox.min.css

lightbox.min.css

649 ms

jquery.superslide.js

jquery.superslide.js

650 ms

common.js

common.js

673 ms

theme.js

theme.js

863 ms

layer.js

layer.js

862 ms

language.js

language.js

875 ms

jquery.formsvalidation.js

jquery.formsvalidation.js

875 ms

jquery.nodecommon.js

jquery.nodecommon.js

896 ms

extend.js

extend.js

1062 ms

animate.min.css

animate.min.css

1070 ms

animate.min.js

animate.min.js

1070 ms

components.js

components.js

1078 ms

jquery.menu_style.js

jquery.menu_style.js

1083 ms

jquery.init.js

jquery.init.js

1121 ms

jquery.global.js

jquery.global.js

1273 ms

jquery.form.js

jquery.form.js

1282 ms

lightbox.min.js

lightbox.min.js

1282 ms

layer.css

layer.css

436 ms

hm.js

hm.js

1464 ms

close.png

close.png

214 ms

loading.gif

loading.gif

213 ms

prev.png

prev.png

225 ms

next.png

next.png

215 ms

logo.png

logo.png

216 ms

email.png

email.png

217 ms

tel.png

tel.png

424 ms

banner.jpg

banner.jpg

1274 ms

1-22062211464S64.JPG

1-22062211464S64.JPG

640 ms

1-2104191APS26.jpg

1-2104191APS26.jpg

671 ms

1-21042Q64154Y7.jpg

1-21042Q64154Y7.jpg

1108 ms

1-21042Q45J4B8.jpg

1-21042Q45J4B8.jpg

1159 ms

a1.jpg

a1.jpg

846 ms

a2.jpg

a2.jpg

1066 ms

a3.jpg

a3.jpg

1101 ms

b1.jpg

b1.jpg

1058 ms

594221a3129f7.jpg

594221a3129f7.jpg

1245 ms

ys.jpg

ys.jpg

1443 ms

hm.gif

hm.gif

302 ms

ad_tel.png

ad_tel.png

215 ms

prev.png

prev.png

213 ms

next.png

next.png

224 ms

loading.gif

loading.gif

215 ms

close.png

close.png

216 ms

Accessibility Review

yuyinsh.com accessibility score

48

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.

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

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

yuyinsh.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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

yuyinsh.com SEO score

77

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yuyinsh.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 Yuyinsh.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

yuyinsh.com

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