Tools & Wizards About Us
comb2b.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

comb2b.com

ComB2B

Page Load Speed

8.9 sec in total

First Response

648 ms

Resources Loaded

7.9 sec

Page Rendered

398 ms

comb2b.com screenshot

About Website

Visit comb2b.com now to see the best up-to-date ComB2B content for China and also check out these interesting facts you probably never knew about comb2b.com

ComB2B.com , Find quality Manufacturers, Suppliers, Exporters, Wholesalers, Products from our e-Commerce SCM and Transaction Platform . Transaction on Comb2b.com

Visit comb2b.com

Key Findings

We analyzed Comb2b.com page load time and found that the first response time was 648 ms and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

comb2b.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value17.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.0 s

0/100

25%

SI (Speed Index)

Value22.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,750 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value46.1 s

0/100

10%

Network Requests Diagram

comb2b.com

648 ms

www.comb2b.com

1400 ms

jquery-1.11.3.min.js

913 ms

base.css

628 ms

home.css

1279 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 96% of them (70 requests) were addressed to the original Comb2b.com, 1% (1 request) were made to Utt.impactcdn.com and 1% (1 request) were made to D.impct.site. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Comb2b.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 125.8 kB (11%)

Content Size

1.1 MB

After Optimization

1.0 MB

  • HTML
  • Images

In fact, the total size of Comb2b.com main page is 1.1 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. 30% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 108.9 kB

  • Original 130.4 kB
  • After minification 107.7 kB
  • After compression 21.6 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 22.7 kB, which is 17% 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 108.9 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 16.9 kB

  • Original 1.0 MB
  • After minification 1.0 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. ComB2B images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 45 (64%)

Requests Now

70

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ComB2B. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

comb2b.com

comb2b.com

648 ms

www.comb2b.com

www.comb2b.com

1400 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

913 ms

base.css

base.css

628 ms

home.css

home.css

1279 ms

fontSize.js

fontSize.js

650 ms

vue-v2.6.12.js

vue-v2.6.12.js

2594 ms

dayjs.js

dayjs.js

678 ms

utc.js

utc.js

838 ms

swiper.min.css

swiper.min.css

866 ms

swiper.min.js

swiper.min.js

2032 ms

index_banner.css

index_banner.css

1048 ms

elemet-index.css

elemet-index.css

2593 ms

home.css

home.css

1344 ms

index.js

index.js

4387 ms

moment.js

moment.js

2556 ms

utt.js

utt.js

1562 ms

sha1.js

sha1.js

1781 ms

fp.js

fp.js

2647 ms

set-visitor-id.js

set-visitor-id.js

2257 ms

statistic.js

statistic.js

2481 ms

iframe_api.js

iframe_api.js

2709 ms

index_header_icon.svg

index_header_icon.svg

217 ms

down_select.png

down_select.png

213 ms

menu_right_icon.png

menu_right_icon.png

218 ms

menu_right_icon_select.png

menu_right_icon_select.png

243 ms

search.png

search.png

316 ms

people.png

people.png

426 ms

chat.png

chat.png

432 ms

shop.png

shop.png

432 ms

set_language.png

set_language.png

459 ms

close.png

close.png

541 ms

m_search.png

m_search.png

638 ms

down2.png

down2.png

648 ms

m_user_off.png

m_user_off.png

648 ms

m_message.png

m_message.png

676 ms

m_cart.png

m_cart.png

767 ms

h5-menu.png

h5-menu.png

851 ms

eye-close.png

eye-close.png

863 ms

form-icon.png

form-icon.png

863 ms

extend_vide.png

extend_vide.png

3053 ms

section-two-s1.png

section-two-s1.png

992 ms

section-two-s2.png

section-two-s2.png

1064 ms

section-two-s3.png

section-two-s3.png

1079 ms

blogs_img4.png

blogs_img4.png

1079 ms

index_close_icon.png

index_close_icon.png

1217 ms

footer-logo.png

footer-logo.png

1276 ms

footer-s1.png

footer-s1.png

1294 ms

footer-s2.png

footer-s2.png

1294 ms

footer-s3.png

footer-s3.png

1443 ms

chat_offline.png

chat_offline.png

1489 ms

chat_icon7.png

chat_icon7.png

1510 ms

chat_icon8.png

chat_icon8.png

1510 ms

chat_icon9.png

chat_icon9.png

1667 ms

chat_search.png

chat_search.png

1695 ms

chat_add.png

chat_add.png

1702 ms

chat_switch.png

chat_switch.png

1639 ms

chat_icon1_select.png

chat_icon1_select.png

1695 ms

chat_icon1.png

chat_icon1.png

1722 ms

chat_icon2_select.png

chat_icon2_select.png

1760 ms

chat_icon2.png

chat_icon2.png

1734 ms

chat_icon3_select.png

chat_icon3_select.png

1662 ms

chat_icon3.png

chat_icon3.png

1697 ms

chat_icon4_select.png

chat_icon4_select.png

1698 ms

chat_icon4.png

chat_icon4.png

1727 ms

chat_icon5_select.png

chat_icon5_select.png

1702 ms

chat_icon5.png

chat_icon5.png

1642 ms

chat_icon6.png

chat_icon6.png

1713 ms

A5507602-e40d-49d1-9110-84c572fe0a5a1.js

A5507602-e40d-49d1-9110-84c572fe0a5a1.js

120 ms

d

d

24 ms

element-icons.woff

element-icons.woff

360 ms

hm.js

hm.js

1220 ms

www-widgetapi.js

www-widgetapi.js

1038 ms

Accessibility Review

comb2b.com accessibility score

86

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

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

Links do not have a discernible name

Best Practices

comb2b.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

comb2b.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Comb2b.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Comb2b.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

comb2b.com

Open Graph description is not detected on the main page of ComB2B. 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: