Access pack.cn. 中国包装网--包装,印刷,包装机械,印刷机械,包装印刷材料

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value960 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value15.0 s

8/100

10%

pack.cn

759 ms

www.pack.cn

889 ms

index.css

438 ms

newnav.css

446 ms

style.css

471 ms

Our browser made a total of 143 requests to load all elements on the main page. We found that 94% of them (135 requests) were addressed to the original Pack.cn, 3% (4 requests) were made to Hm.baidu.com and 1% (2 requests) were made to Idinfo.zjamr.zj.gov.cn. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Pack.cn.

Content Size

2.2 MB

After Optimization

1.9 MB

In fact, the total size of Pack.cn main page is 2.2 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. 65% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 254.9 kB

Original 286.3 kB
After minification 178.4 kB
After compression 31.4 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 107.9 kB, which is 38% 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 254.9 kB or 89% of the original size.

Image Optimization

-5%

Potential reduce by 89.8 kB

Original 1.7 MB
After minification 1.6 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. Pack images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 12.0 kB

Original 204.4 kB
After minification 204.4 kB
After compression 192.4 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

-16%

Potential reduce by 2.8 kB

Original 17.4 kB
After minification 17.4 kB
After compression 14.5 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. Pack.cn needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 16% of the original size.

Requests Now

137

After Optimization

109

The browser has sent 137 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pack. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

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

High

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

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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.

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

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 Pack.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 Pack.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

pack.cn

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

Report Summary

Performance

Accessibility

Best Practices

SEO

中国包装网--包装,印刷,包装机械,印刷机械,包装印刷材料

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

pack.cn

www.pack.cn

index.css

newnav.css

style.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

pack.cn

www.pack.cn

index.css

newnav.css

style.css

lang.js

config.js

jquery.js

common.js

page.js

qh.js

jquery.lazyload.js

global.js

animate.js

slide.js

index_tips.js

indexnews.css

jquery.tabs.js

index.js

marquee.js

home.js

i_lo2.gif

head_bg.png

104537751.jpg

head_search.png

spacer.gif

menubg1.png

nav_cil.png

hot-new.gif

202201.jpg

162127771682807.gif

131036481682807.png

140039851682807.png

130834211682807.png

162318461682807.jpg

082439831682807.gif

155626301682807.gif

162448791682807.png

140305741582084.jpg

newbuy.png

172047881.jpg

16575754113331.jpg

171921591682807.jpg