Tools & Wizards About Us
hlcom.com.cn screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

hlcom.com.cn

单路开关电源|多路开关电源|DIN导轨系列开关电源|电力机车电源|配网FTU充电机|通讯电源 -保定市华力电子股份有限公司

Page Load Speed

5.9 sec in total

First Response

764 ms

Resources Loaded

5.1 sec

Page Rendered

118 ms

hlcom.com.cn screenshot

About Website

Click here to check amazing Hlcom content. Otherwise, check out these important facts you probably never knew about hlcom.com.cn

保定市华力电子股份有限公司主要产品为高频开关电源、电力系统自动化配套电源、电力机车电源、工控VME电源、DIN导轨系列开关电源、配网FTU智能充电机等。

Visit hlcom.com.cn

Key Findings

We analyzed Hlcom.com.cn page load time and found that the first response time was 764 ms and then it took 5.2 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

hlcom.com.cn performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

95/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

Network Requests Diagram

hlcom.com.cn

764 ms

style.css

237 ms

mobile.asp

461 ms

nav.js

459 ms

pa

848 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 86% of them (37 requests) were addressed to the original Hlcom.com.cn, 7% (3 requests) were made to Hm.baidu.com and 2% (1 request) were made to Wpa.qq.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Hlcom.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.9 kB (26%)

Content Size

156.9 kB

After Optimization

116.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hlcom.com.cn main page is 156.9 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. 25% of websites need less resources to load. Images take 126.1 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 19.2 kB

  • Original 24.7 kB
  • After minification 21.7 kB
  • After compression 5.6 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 3.0 kB, which is 12% 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 19.2 kB or 78% of the original size.

Image Optimization

-15%

Potential reduce by 19.4 kB

  • Original 126.1 kB
  • After minification 106.7 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. Obviously, Hlcom needs image optimization as it can save up to 19.4 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-44%

Potential reduce by 312 B

  • Original 713 B
  • After minification 713 B
  • After compression 401 B

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 312 B or 44% of the original size.

CSS Optimization

-37%

Potential reduce by 2.0 kB

  • Original 5.3 kB
  • After minification 5.3 kB
  • After compression 3.3 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. Hlcom.com.cn needs all CSS files to be minified and compressed as it can save up to 2.0 kB or 37% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (23%)

Requests Now

40

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hlcom. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

hlcom.com.cn

hlcom.com.cn

764 ms

style.css

style.css

237 ms

mobile.asp

mobile.asp

461 ms

nav.js

nav.js

459 ms

pa

pa

848 ms

logo.gif

logo.gif

237 ms

serach.gif

serach.gif

232 ms

anli.gif

anli.gif

233 ms

gsjj.gif

gsjj.gif

462 ms

server.gif

server.gif

465 ms

more.gif

more.gif

463 ms

2014371352613.jpg

2014371352613.jpg

462 ms

20143713491448.jpg

20143713491448.jpg

467 ms

20143711293338.jpg

20143711293338.jpg

470 ms

sale.gif

sale.gif

695 ms

news.gif

news.gif

695 ms

cgal.gif

cgal.gif

694 ms

20138131821084.jpg

20138131821084.jpg

698 ms

2013813181324.jpg

2013813181324.jpg

700 ms

201381317592337.jpg

201381317592337.jpg

703 ms

201381317574831.jpg

201381317574831.jpg

923 ms

201381317561092.jpg

201381317561092.jpg

925 ms

201381317544799.jpg

201381317544799.jpg

925 ms

qq01.gif

qq01.gif

929 ms

erweima.jpg

erweima.jpg

935 ms

qqclose.gif

qqclose.gif

936 ms

qq1.gif

qq1.gif

1153 ms

qq3.gif

qq3.gif

1154 ms

beian.png

beian.png

1155 ms

hm.js

hm.js

457 ms

top_bg.gif

top_bg.gif

1153 ms

s_di.gif

s_di.gif

1160 ms

s_an.gif

s_an.gif

1164 ms

banner_di.jpg

banner_di.jpg

1369 ms

bg1.gif

bg1.gif

1369 ms

chanpin_bg.gif

chanpin_bg.gif

1364 ms

title.gif

title.gif

1372 ms

footer_di.gif

footer_di.gif

1375 ms

qq02.gif

qq02.gif

1377 ms

hm.js

hm.js

1018 ms

hm.gif

hm.gif

321 ms

b.js

b.js

1257 ms

button_11.gif

button_11.gif

934 ms

Accessibility Review

hlcom.com.cn accessibility score

70

Accessibility Issues

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

Best Practices

hlcom.com.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

hlcom.com.cn SEO score

69

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

Image elements do not have [alt] attributes

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 Hlcom.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 Hlcom.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

hlcom.com.cn

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