Tools & Wizards About Us
cnhepa.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

cnhepa.com

China Cleanroom Hepa filter -Air Shower - Clean Booth -Pass Box - Pleat Air Filters - BACCLEAN TECH

Page Load Speed

24.1 sec in total

First Response

847 ms

Resources Loaded

22.9 sec

Page Rendered

302 ms

cnhepa.com screenshot

About Website

Click here to check amazing Cn Hepa content. Otherwise, check out these important facts you probably never knew about cnhepa.com

supply China Clean Room, Air Shower, Cargo Shower, Static Pass Box, Dynamic Pass Box, Clean Bench, Laminar Flow Cabinet, FFU Fan Filter Unit, HEPA BOX, Weighing Room, Laminar Flow Ceiling, Fresh Air C...

Visit cnhepa.com

Key Findings

We analyzed Cnhepa.com page load time and found that the first response time was 847 ms and then it took 23.2 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

cnhepa.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value19.4 s

0/100

25%

SI (Speed Index)

Value22.8 s

0/100

10%

TBT (Total Blocking Time)

Value530 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

cnhepa.com

847 ms

style.css

276 ms

index.css

474 ms

font-awesome.min.css

493 ms

jd.css

485 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 95% of them (56 requests) were addressed to the original Cnhepa.com, 3% (2 requests) were made to W.sharethis.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (16.4 sec) belongs to the original domain Cnhepa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 127.9 kB (11%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnhepa.com main page is 1.2 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. 15% of websites need less resources to load. Images take 988.8 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 28.7 kB

  • Original 34.9 kB
  • After minification 31.4 kB
  • After compression 6.2 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 28.7 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 18.6 kB

  • Original 988.8 kB
  • After minification 970.2 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. Cn Hepa images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 56.0 kB

  • Original 143.1 kB
  • After minification 143.1 kB
  • After compression 87.1 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 56.0 kB or 39% of the original size.

CSS Optimization

-67%

Potential reduce by 24.6 kB

  • Original 36.9 kB
  • After minification 30.0 kB
  • After compression 12.3 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. Cnhepa.com needs all CSS files to be minified and compressed as it can save up to 24.6 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (36%)

Requests Now

55

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn Hepa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cnhepa.com

cnhepa.com

847 ms

style.css

style.css

276 ms

index.css

index.css

474 ms

font-awesome.min.css

font-awesome.min.css

493 ms

jd.css

jd.css

485 ms

jquery.js

jquery.js

1867 ms

index.js

index.js

1207 ms

treemenu.css

treemenu.css

505 ms

treemenu.js

treemenu.js

690 ms

js

js

60 ms

common.js

common.js

707 ms

functions.js

functions.js

712 ms

buttons.js

buttons.js

13 ms

jquery.min.js

jquery.min.js

1257 ms

jquery-powerSwitch.js

jquery-powerSwitch.js

934 ms

buttons.js

buttons.js

13 ms

body_bg.gif

body_bg.gif

464 ms

logo.png

logo.png

12732 ms

ger.jpg

ger.jpg

1232 ms

fr.jpg

fr.jpg

3636 ms

ita.jpg

ita.jpg

668 ms

por.jpg

por.jpg

1188 ms

ja.jpg

ja.jpg

1548 ms

kor.jpg

kor.jpg

2326 ms

ru.jpg

ru.jpg

1656 ms

4058431826183.jpg

4058431826183.jpg

2212 ms

0372328970845.jpg

0372328970845.jpg

2276 ms

1693113561877.jpg

1693113561877.jpg

2672 ms

3286737912838.PNG

3286737912838.PNG

4593 ms

6046702398324.jpg

6046702398324.jpg

3220 ms

5297150648889.jpg

5297150648889.jpg

4040 ms

0100489425254.jpg

0100489425254.jpg

4193 ms

6567631857168.png

6567631857168.png

5042 ms

2885152578010.jpg

2885152578010.jpg

6909 ms

2171409492433.jpg

2171409492433.jpg

5039 ms

5904448626636.jpg

5904448626636.jpg

5420 ms

0872587059556.PNG

0872587059556.PNG

6881 ms

compimg.png

compimg.png

16047 ms

cert.png

cert.png

14744 ms

g+.jpg

g+.jpg

6148 ms

in.jpg

in.jpg

6690 ms

niao.jpg

niao.jpg

7233 ms

f.jpg

f.jpg

7115 ms

index_26.gif

index_26.gif

7113 ms

sub_3.gif

sub_3.gif

7336 ms

HuaweiSans-Regular20180113.woff

HuaweiSans-Regular20180113.woff

11404 ms

jian.gif

jian.gif

7454 ms

left_title_bg.gif

left_title_bg.gif

7573 ms

li_bg.gif

li_bg.gif

7727 ms

index_06.gif

index_06.gif

7832 ms

index_08.gif

index_08.gif

7955 ms

po.gif

po.gif

8067 ms

s.gif

s.gif

8627 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

11783 ms

closed.gif

closed.gif

7742 ms

4705717850188.jpg

4705717850188.jpg

16383 ms

2934375728693.jpg

2934375728693.jpg

13791 ms

8356480986295.jpg

8356480986295.jpg

8308 ms

1313241356021.jpg

1313241356021.jpg

5173 ms

Accessibility Review

cnhepa.com accessibility score

58

Accessibility Issues

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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

Best Practices

cnhepa.com best practices score

67

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

SEO Factors

cnhepa.com SEO score

74

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

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

    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 Cnhepa.com 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 Cnhepa.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

cnhepa.com

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