Report Summary

  • 85

    Performance

    Renders faster than
    89% of other websites

  • 38

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 42

    SEO

    Google-friendlier than
    18% of websites

ylsmart.cn

YL Electrical Equipment (Tianijn) Co.,Ltd. - DOD Card production line,Magnetic Stripe Laying Machine ,Hot Stamping Machine ,Contactless card productio...

Page Load Speed

7.3 sec in total

First Response

765 ms

Resources Loaded

4.9 sec

Page Rendered

1.6 sec

ylsmart.cn screenshot

About Website

Welcome to ylsmart.cn homepage info - get ready to check YL Smart best content right away, or after learning these important things about ylsmart.cn

YL Electrical Equipment (Tianijn) Co.,Ltd. specializes in professional developing, sales and services for a variety of smart card making equipments as well as plastic materials.

Visit ylsmart.cn

Key Findings

We analyzed Ylsmart.cn page load time and found that the first response time was 765 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

ylsmart.cn performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value4.4 s

75/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value3.2 s

94/100

10%

Network Requests Diagram

ylsmart.cn

765 ms

greenstyle.css

98 ms

sy_tu.js

69 ms

bannerstyles.css

62 ms

bannerjquery.js

184 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 97% of them (58 requests) were addressed to the original Ylsmart.cn, 2% (1 request) were made to Wpa.qq.com and 2% (1 request) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (846 ms) relates to the external source Pub.idqqimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 91.1 kB (11%)

Content Size

809.7 kB

After Optimization

718.6 kB

In fact, the total size of Ylsmart.cn main page is 809.7 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. 40% of websites need less resources to load. Images take 726.3 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 34.5 kB

  • Original 40.9 kB
  • After minification 38.9 kB
  • After compression 6.4 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 34.5 kB or 84% of the original size.

Image Optimization

-8%

Potential reduce by 54.8 kB

  • Original 726.3 kB
  • After minification 671.6 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. YL Smart images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 696 B

  • Original 38.3 kB
  • After minification 38.3 kB
  • After compression 37.6 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 1.1 kB

  • Original 4.2 kB
  • After minification 4.2 kB
  • After compression 3.1 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. Ylsmart.cn needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 27% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

58

After Optimization

58

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of YL Smart. According to our analytics all requests are already optimized.

Accessibility Review

ylsmart.cn accessibility score

38

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

High

<object> elements do not have alternate text

Best Practices

ylsmart.cn best practices score

58

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

SEO Factors

ylsmart.cn SEO score

42

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

High

Document uses plugins

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Ylsmart.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 Ylsmart.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 YL Smart. 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: