Tools & Wizards About Us
dwin.com.cn screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

dwin.com.cn

迪文科技 - 人机交互产品和解决方案提供商 | ASIC设计_智能屏_电容触摸屏_医疗电源_ODM设计与服务

Page Load Speed

19.1 sec in total

First Response

644 ms

Resources Loaded

17.8 sec

Page Rendered

581 ms

dwin.com.cn screenshot

About Website

Welcome to dwin.com.cn homepage info - get ready to check Dwin best content for China right away, or after learning these important things about dwin.com.cn

迪文科技成立于2003年，是一家专注于人机交互产品和解决方案的高科技企业，公司依托深厚的IC设计基础，聚焦智能屏应用的创新研发，现已成功实现了全产业链的高度整合。公司总部位于北京中关村，包括 2 家核心企业、3 家子公司、9 个国内分公司及办事处、39 个海外服务点。迪文已为近50000家客户提供服务，服务触角遍布全球。

Visit dwin.com.cn

Key Findings

We analyzed Dwin.com.cn page load time and found that the first response time was 644 ms and then it took 18.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

dwin.com.cn performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value23.1 s

0/100

10%

TBT (Total Blocking Time)

Value2,290 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.409

24/100

15%

TTI (Time to Interactive)

Value31.5 s

0/100

10%

Network Requests Diagram

dwin.com.cn

644 ms

dwin.com.cn

1459 ms

e0fa0efdbc11629c1285e994775adecb

1371 ms

jquery.min.js

823 ms

jquery.lazyload.min.js

618 ms

Our browser made a total of 144 requests to load all elements on the main page. We found that 40% of them (57 requests) were addressed to the original Dwin.com.cn, 10% (15 requests) were made to Cdn.yun.sooce.cn and 9% (13 requests) were made to V.qidian.qq.com. The less responsive or slowest element that took the longest time to load (13.2 sec) belongs to the original domain Dwin.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 466.7 kB (6%)

Content Size

8.0 MB

After Optimization

7.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dwin.com.cn main page is 8.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 7.2 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 134.0 kB

  • Original 151.9 kB
  • After minification 105.9 kB
  • After compression 17.9 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 46.0 kB, which is 30% 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 134.0 kB or 88% of the original size.

Image Optimization

-3%

Potential reduce by 222.8 kB

  • Original 7.2 MB
  • After minification 7.0 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. Dwin images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 33.9 kB

  • Original 418.7 kB
  • After minification 418.6 kB
  • After compression 384.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-34%

Potential reduce by 75.8 kB

  • Original 220.8 kB
  • After minification 218.7 kB
  • After compression 145.0 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. Dwin.com.cn needs all CSS files to be minified and compressed as it can save up to 75.8 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 66 (52%)

Requests Now

126

After Optimization

60

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dwin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dwin.com.cn

dwin.com.cn

644 ms

dwin.com.cn

dwin.com.cn

1459 ms

e0fa0efdbc11629c1285e994775adecb

e0fa0efdbc11629c1285e994775adecb

1371 ms

jquery.min.js

jquery.min.js

823 ms

jquery.lazyload.min.js

jquery.lazyload.min.js

618 ms

jquery.nicescroll.min.js

jquery.nicescroll.min.js

1030 ms

ubox.js

ubox.js

625 ms

wow.js

wow.js

624 ms

alert.js

alert.js

625 ms

02209527.js

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1645 ms

comm.js

comm.js

1038 ms

font-awesome.min.css

font-awesome.min.css

1038 ms

animate.min.css

animate.min.css

1040 ms

box.css

box.css

1028 ms

alert.css

alert.css

1233 ms

comm.css

comm.css

1234 ms

02209527.css

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1660 ms

iconfont.css

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1246 ms

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1457 ms

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1047 ms

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1032 ms

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1032 ms

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1117 ms

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679 ms

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627 ms

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2080 ms

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2290 ms

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694 ms

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8138 ms

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610 ms

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1228 ms

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4730 ms

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324 ms

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2811 ms

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3465 ms

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5635 ms

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Accessibility Review

dwin.com.cn accessibility score

63

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.

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

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

High

Links do not have a discernible name

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

Tables and lists

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

Impact

Issue

High

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

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

dwin.com.cn best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

dwin.com.cn SEO score

89

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

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

High

Tap targets are not sized appropriately

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 Dwin.com.cn 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 Dwin.com.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

dwin.com.cn

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