Tools & Wizards About Us
zncbio.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

zncbio.com

HOME - One-stop Solution China Supplier- SHANGHAI ZNC BIOTECHNOLOGY CO., LTD.

Page Load Speed

5.8 sec in total

First Response

684 ms

Resources Loaded

4.5 sec

Page Rendered

592 ms

zncbio.com screenshot

About Website

Welcome to zncbio.com homepage info - get ready to check ZNC Bio best content right away, or after learning these important things about zncbio.com

ZNCBIO is an one-stop solution China supplier and manufacturer of Nutritional supplements, Amino Acids, Vitamins, Herbal Extract, APIs and Packaging materials.

Visit zncbio.com

Key Findings

We analyzed Zncbio.com page load time and found that the first response time was 684 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

zncbio.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.165

71/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

zncbio.com

684 ms

gtm.js

67 ms

font-awesome.min.css

636 ms

thepostgrid.min.css

685 ms

htbbootstrap.css

591 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 99% of them (71 requests) were addressed to the original Zncbio.com, 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Zncbio.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 270.2 kB (23%)

Content Size

1.2 MB

After Optimization

909.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zncbio.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. 45% of websites need less resources to load. Images take 580.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 107.6 kB

  • Original 132.8 kB
  • After minification 128.9 kB
  • After compression 25.2 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 107.6 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 826 B

  • Original 580.9 kB
  • After minification 580.0 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. ZNC Bio images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 62.7 kB

  • Original 232.3 kB
  • After minification 232.3 kB
  • After compression 169.6 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 62.7 kB or 27% of the original size.

CSS Optimization

-42%

Potential reduce by 99.1 kB

  • Original 234.1 kB
  • After minification 233.1 kB
  • After compression 135.0 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. Zncbio.com needs all CSS files to be minified and compressed as it can save up to 99.1 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (80%)

Requests Now

64

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZNC Bio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 28 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zncbio.com

zncbio.com

684 ms

gtm.js

gtm.js

67 ms

font-awesome.min.css

font-awesome.min.css

636 ms

thepostgrid.min.css

thepostgrid.min.css

685 ms

htbbootstrap.css

htbbootstrap.css

591 ms

font-awesome.min.css

font-awesome.min.css

619 ms

animation.css

animation.css

588 ms

htmega-keyframes.css

htmega-keyframes.css

624 ms

frontend.min.css

frontend.min.css

876 ms

swiper.min.css

swiper.min.css

866 ms

e-swiper.min.css

e-swiper.min.css

867 ms

global.css

global.css

886 ms

widget-spacer.min.css

widget-spacer.min.css

930 ms

widget-heading.min.css

widget-heading.min.css

963 ms

fadeIn.min.css

fadeIn.min.css

1107 ms

widget-icon-box.min.css

widget-icon-box.min.css

1108 ms

fadeInUp.min.css

fadeInUp.min.css

1117 ms

widget-text-editor.min.css

widget-text-editor.min.css

1140 ms

widget-divider.min.css

widget-divider.min.css

1166 ms

widget-counter.min.css

widget-counter.min.css

1176 ms

fadeInDown.min.css

fadeInDown.min.css

1331 ms

widget-image-carousel.min.css

widget-image-carousel.min.css

1407 ms

widget-testimonial.min.css

widget-testimonial.min.css

1403 ms

post-2.css

post-2.css

1404 ms

lightgallery.min.css

lightgallery.min.css

1406 ms

icomoon.css

icomoon.css

1407 ms

style.css

style.css

1716 ms

user.css

user.css

1724 ms

all.min.css

all.min.css

1671 ms

v4-shims.min.css

v4-shims.min.css

1644 ms

script.min.js

script.min.js

1648 ms

jquery.min.js

jquery.min.js

1745 ms

jquery-migrate.min.js

jquery-migrate.min.js

1806 ms

v4-shims.min.js

v4-shims.min.js

1848 ms

helpers.min.js

helpers.min.js

1926 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

1928 ms

jquery.fittext.min.js

jquery.fittext.min.js

1927 ms

jquery.slides.min.js

jquery.slides.min.js

1995 ms

jquery.sticky-kit.min.js

jquery.sticky-kit.min.js

1471 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

1550 ms

typed.min.js

typed.min.js

1535 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

1665 ms

lightgallery-all.min.js

lightgallery-all.min.js

1648 ms

script.min.js

script.min.js

1650 ms

popper.min.js

popper.min.js

1428 ms

htbbootstrap.js

htbbootstrap.js

1551 ms

waypoints.js

waypoints.js

1516 ms

jquery-numerator.min.js

jquery-numerator.min.js

1640 ms

waypoints.js

waypoints.js

1595 ms

frontend.js

frontend.js

1593 ms

webpack.runtime.min.js

webpack.runtime.min.js

1448 ms

frontend-modules.min.js

frontend-modules.min.js

1565 ms

core.min.js

core.min.js

1510 ms

frontend.min.js

frontend.min.js

1653 ms

ZNCBIO-LOGO.png

ZNCBIO-LOGO.png

822 ms

HOME-RIGHT.jpg

HOME-RIGHT.jpg

1025 ms

HOME-L.jpg

HOME-L.jpg

1028 ms

KOSHER.jpg

KOSHER.jpg

1057 ms

HALAL.jpg

HALAL.jpg

1140 ms

ISO9001.jpg

ISO9001.jpg

1258 ms

Patents.jpg

Patents.jpg

1202 ms

ISO22000.jpg

ISO22000.jpg

1468 ms

JENNY-qj2p5wvku18ryxxx37f4cigwds2q73kwaehauiip1u.png

JENNY-qj2p5wvku18ryxxx37f4cigwds2q73kwaehauiip1u.png

1258 ms

DAVID-qj2p5xtf0va2ajwjxptqx08cz5y3esommj4sbshavm.png

DAVID-qj2p5xtf0va2ajwjxptqx08cz5y3esommj4sbshavm.png

1343 ms

EDWIN-qj2p5yr97pbcm5v6s88dhhztkjtgmhscyns9t2fwpe.png

EDWIN-qj2p5yr97pbcm5v6s88dhhztkjtgmhscyns9t2fwpe.png

1365 ms

fa-solid-900.woff

fa-solid-900.woff

1601 ms

fa-solid-900.ttf

fa-solid-900.ttf

1747 ms

fa-regular-400.woff

fa-regular-400.woff

1539 ms

fa-regular-400.ttf

fa-regular-400.ttf

1592 ms

fa-brands-400.woff

fa-brands-400.woff

1734 ms

fa-brands-400.ttf

fa-brands-400.ttf

1855 ms

a13-icomoon.ttf

a13-icomoon.ttf

1764 ms

Accessibility Review

zncbio.com accessibility score

89

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Links do not have a discernible name

Best Practices

zncbio.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

zncbio.com SEO score

88

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zncbio.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 Zncbio.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

zncbio.com

Open Graph data is detected on the main page of ZNC Bio. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: