Tools & Wizards About Us

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

yiyenele.com

一元电气科技有限公司

Page Load Speed

10.1 sec in total

First Response

997 ms

Resources Loaded

8.4 sec

Page Rendered

772 ms

About Website

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

一元科技集团是一家专业从事电源产品开发、生产、营销及服务的高新技术企业。目前公司拥有一元电气科技、浙江一元、温州一元进出口、丽水一元、深圳一元电气、深圳市一元科技、湖北一元科技等十大全资公司。主要生产经营稳压器（AVR）、逆变电源 （INV）、储能逆变一体机、储能变流器（PCS）、集装箱式储能柜、UPS不间断电源、EPS消防应急电源、风力光伏发电系统、变频器、MPPT太阳能控制器、调压器、变压器等...

Visit yiyenele.com

Key Findings

We analyzed Yiyenele.com page load time and found that the first response time was 997 ms and then it took 9.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

yiyenele.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value22.6 s

0/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.194

63/100

15%

TTI (Time to Interactive)

Value30.0 s

0/100

10%

Network Requests Diagram

yiyenele.com

997 ms

scrollbar.css

491 ms

public.css

493 ms

header.css

494 ms

footer.css

497 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 97% of them (36 requests) were addressed to the original Yiyenele.com, 3% (1 request) were made to At.alicdn.com. The less responsive or slowest element that took the longest time to load (5.4 sec) belongs to the original domain Yiyenele.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (23%)

Content Size

6.5 MB

After Optimization

5.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yiyenele.com main page is 6.5 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. 55% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 14.4 kB

  • Original 17.8 kB
  • After minification 13.9 kB
  • After compression 3.4 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. This page needs HTML code to be minified as it can gain 3.9 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 14.4 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 3.9 kB

  • Original 4.7 MB
  • After minification 4.7 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. Yiyenele images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 1.1 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 327.2 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 1.1 MB or 77% of the original size.

CSS Optimization

-88%

Potential reduce by 396.0 kB

  • Original 450.1 kB
  • After minification 363.5 kB
  • After compression 54.1 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. Yiyenele.com needs all CSS files to be minified and compressed as it can save up to 396.0 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (49%)

Requests Now

35

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yiyenele. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

yiyenele.com accessibility score

83

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

yiyenele.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

yiyenele.com SEO score

83

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

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 Yiyenele.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 Yiyenele.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

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