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yudian.com.hk screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

yudian.com.hk

Temperature Controller, Temperature Transmitter, Multi-channel Indicator, Flow Totalizer - Yudian Automation Technology Co., Ltd. - Home

Page Load Speed

2 sec in total

First Response

450 ms

Resources Loaded

1.4 sec

Page Rendered

187 ms

yudian.com.hk screenshot

About Website

Visit yudian.com.hk now to see the best up-to-date Yudian content and also check out these interesting facts you probably never knew about yudian.com.hk

YUDIAN are one of largest manufacturer of industrial PID Temperature controllers in China. We also provide multi-channel indicators, temperature transmitters, solid-state relays (SSR), paperless recor...

Visit yudian.com.hk

Key Findings

We analyzed Yudian.com.hk page load time and found that the first response time was 450 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

yudian.com.hk performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.163

72/100

15%

TTI (Time to Interactive)

Value6.6 s

58/100

10%

Network Requests Diagram

www.yudian.com.hk

450 ms

style.css

187 ms

theming.css

57 ms

web.css

189 ms

common,shoppingbasket

192 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 20% of them (8 requests) were addressed to the original Yudian.com.hk, 73% (29 requests) were made to Cdn.initial-website.com and 5% (2 requests) were made to 202.sb.mywebsite-editor.com. The less responsive or slowest element that took the longest time to load (450 ms) belongs to the original domain Yudian.com.hk.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.6 kB (7%)

Content Size

764.0 kB

After Optimization

709.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yudian.com.hk main page is 764.0 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. 30% of websites need less resources to load. Images take 634.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 32.2 kB

  • Original 40.6 kB
  • After minification 38.2 kB
  • After compression 8.3 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 32.2 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 1.0 kB

  • Original 634.0 kB
  • After minification 633.0 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. Yudian images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 19.6 kB

  • Original 75.7 kB
  • After minification 75.7 kB
  • After compression 56.2 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 19.6 kB or 26% of the original size.

CSS Optimization

-13%

Potential reduce by 1.8 kB

  • Original 13.7 kB
  • After minification 13.7 kB
  • After compression 11.9 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. Yudian.com.hk needs all CSS files to be minified and compressed as it can save up to 1.8 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (59%)

Requests Now

39

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yudian. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.yudian.com.hk

www.yudian.com.hk

450 ms

style.css

style.css

187 ms

theming.css

theming.css

57 ms

web.css

web.css

189 ms

common,shoppingbasket

common,shoppingbasket

192 ms

mobilenavigation.css

mobilenavigation.css

211 ms

logstate2-css.php

logstate2-css.php

166 ms

logstate-js.php

logstate-js.php

177 ms

web.js

web.js

379 ms

web.bundle.js

web.bundle.js

215 ms

mobilenavigation.js

mobilenavigation.js

219 ms

common,shoppingbasket

common,shoppingbasket

277 ms

318 ms

pfcsupport.js

pfcsupport.js

247 ms

common.css

common.css

254 ms

basic.css

basic.css

309 ms

web.css

web.css

306 ms

basic.css

basic.css

315 ms

web.css

web.css

324 ms

element.js

element.js

45 ms

logo.jpg

logo.jpg

50 ms

emotionheader7244747475.jpg

emotionheader7244747475.jpg

97 ms

print.css

print.css

34 ms

cache_4219529842.jpg

cache_4219529842.jpg

209 ms

order.js

order.js

44 ms

cache_4219124950.jpg

cache_4219124950.jpg

177 ms

cache_4219124946.jpg

cache_4219124946.jpg

176 ms

cache_4219124963.jpg

cache_4219124963.jpg

309 ms

master_card.png

master_card.png

40 ms

visa_card.png

visa_card.png

39 ms

american_express_card.png

american_express_card.png

45 ms

all_credit_cards.png

all_credit_cards.png

44 ms

paypal_card.png

paypal_card.png

40 ms

advance_payment.png

advance_payment.png

71 ms

other_method.png

other_method.png

76 ms

printer.gif

printer.gif

66 ms

translator.js

translator.js

38 ms

en_US

en_US

120 ms

paymentTypes.js

paymentTypes.js

35 ms

en_US

en_US

96 ms

Accessibility Review

yudian.com.hk accessibility score

82

Accessibility Issues

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

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

yudian.com.hk best practices score

75

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

Page has valid source maps

SEO Factors

yudian.com.hk SEO score

85

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

High

robots.txt is not valid

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yudian.com.hk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Yudian.com.hk 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

yudian.com.hk

Open Graph data is detected on the main page of Yudian. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: