Access ibuychem.com. 买化塑 - 化塑产业互联网

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value15.4 s

0/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value1.372

0/100

15%

TTI (Time to Interactive)

Value18.0 s

3/100

10%

ibuychem.com

3006 ms

public_2016.css

1674 ms

jquery-1.7.2.min.js

2227 ms

jquery.cmall.context.js

1675 ms

jquery.accessProcess.js

1677 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ibuychem.com, 51% (36 requests) were made to Style.org.hc360.com and 11% (8 requests) were made to Chem.hc360.com. The less responsive or slowest element that took the longest time to load (8.4 sec) relates to the external source Style.org.hc360.com.

Content Size

1.7 MB

After Optimization

1.3 MB

In fact, the total size of Ibuychem.com main page is 1.7 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 101.1 kB

Original 111.5 kB
After minification 81.5 kB
After compression 10.4 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 30.0 kB, which is 27% 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 101.1 kB or 91% of the original size.

Image Optimization

-8%

Potential reduce by 97.3 kB

Original 1.3 MB
After minification 1.2 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. Ibuychem images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 142.0 kB

Original 234.6 kB
After minification 222.4 kB
After compression 92.6 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 142.0 kB or 61% of the original size.

CSS Optimization

-83%

Potential reduce by 60.0 kB

Original 72.6 kB
After minification 65.7 kB
After compression 12.6 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. Ibuychem.com needs all CSS files to be minified and compressed as it can save up to 60.0 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ibuychem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts 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 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

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

High

Page has valid source maps

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

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ibuychem.com 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 Ibuychem.com main page’s claimed encoding is gbk. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

ibuychem.com

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

买化塑 - 化塑产业互联网

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

ibuychem.com

public_2016.css

jquery-1.7.2.min.js

jquery.cmall.context.js

jquery.accessProcess.js

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

ibuychem.com

public_2016.css

jquery-1.7.2.min.js

jquery.cmall.context.js

jquery.accessProcess.js

jquery.request.js

jquery.json-form.js

jquery.loadPage.js

validation.js

baidu.js

index_2016.css

Koala.min.1.5.js

chem_mallnav.js

chem_mall_huan.js

chem_mallquan.js

jquery.SuperSlide.2.1.1.js

jquery.form.js

qq.js

index.js

mask.js

cmall_index.js

hm.js

201601141349299323.png

201601141350546372.png

201601141351369979.png

201602250945001710.png

201601141026155274.png

201601141350306815.png

201601141059334895.png

201601141352032898.png

201601141028108751.png

201601141028406264.png

201601141027221595.png

top.png

indexlogo_new.jpg

img_07.png

111.png

img_01.jpg

img_03.jpg

side_1.png

side_2.png

weixinerweima.jpg

side_3.png