Access bidchance.com. 招标网 - 招标|招标网|招投标|招标信息网站

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value15.2 s

1/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.024

100/100

15%

TTI (Time to Interactive)

Value20.5 s

2/100

10%

www.bidchance.com

1185 ms

c40.css

475 ms

autoComplete.css

420 ms

hyzxyz.css

417 ms

jquery.js

735 ms

Our browser made a total of 144 requests to load all elements on the main page. We found that 60% of them (87 requests) were addressed to the original Bidchance.com, 10% (15 requests) were made to Pos.baidu.com and 6% (8 requests) were made to User.zhaobiao.cn. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Static.anquan.org.

Content Size

1.5 MB

After Optimization

1.2 MB

In fact, the total size of Bidchance.com main page is 1.5 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 121.9 kB

Original 150.8 kB
After minification 141.0 kB
After compression 28.9 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 121.9 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 125.2 kB

Original 1.2 MB
After minification 1.1 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. Bidchance images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 8.5 kB

Original 120.7 kB
After minification 120.6 kB
After compression 112.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-27%

Potential reduce by 3.4 kB

Original 12.5 kB
After minification 12.5 kB
After compression 9.1 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. Bidchance.com needs all CSS files to be minified and compressed as it can save up to 3.4 kB or 27% of the original size.

Requests Now

141

After Optimization

The browser has sent 141 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bidchance. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 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 keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

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 Bidchance.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 Bidchance.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

bidchance.com

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

招标网 - 招标|招标网|招投标|招标信息网站

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

www.bidchance.com

c40.css

autoComplete.css

hyzxyz.css

jquery.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

www.bidchance.com

c40.css

autoComplete.css

hyzxyz.css

jquery.js

common.js

search.js

page.js

s.js

changetab.js

changetabForSearch.js

b.gif

os.js

aq_auth.js

showAD.js

jquery.idTabs.min.js

easySlider1.5.1.js

index2011.js

switch.js

m.js

logo.jpg

qingdao.jpg

1653982339202.jpg

1620876822.png

1617695511256.jpg

1604649984170.png

1591949297835.jpg

1584337055134.jpg

1576215466277.jpeg

1575948835056.png

1574048446671.png

40-40.jpg

1228.jpg

zs.jpg

daya.jpg

nsyh.jpg

250-200b_r1_c1.jpg

qdjy.jpg

40-40.jpg

yzj.gif

yzcg15.gif

qdhy.gif

yzcg1.gif