Tools & Wizards About Us
lanyachem.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

lanyachem.com

Nanjing Lanya Chemical | Acetylacetone | Silane Coupling Agents | PVC Additive

Page Load Speed

20.5 sec in total

First Response

624 ms

Resources Loaded

19.4 sec

Page Rendered

490 ms

lanyachem.com screenshot

About Website

Click here to check amazing Lanya Chem content for India. Otherwise, check out these important facts you probably never knew about lanyachem.com

Lanya Chemical is engaged in the production, research and development and sales of plastic additives，acetylacetone and organic silane. Now the company\'s own brand products LANYACHEM series chemicals ...

Visit lanyachem.com

Key Findings

We analyzed Lanyachem.com page load time and found that the first response time was 624 ms and then it took 19.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

lanyachem.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.192

64/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

lanyachem.com

624 ms

lanyachem.com

1267 ms

css2.css

201 ms

all.min.css

402 ms

bootstrap-icons.css

564 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 98% of them (51 requests) were addressed to the original Lanyachem.com, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (16.1 sec) belongs to the original domain Lanyachem.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 342.0 kB (21%)

Content Size

1.6 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lanyachem.com main page is 1.6 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 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 37.1 kB

  • Original 46.9 kB
  • After minification 45.5 kB
  • After compression 9.8 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 37.1 kB or 79% of the original size.

Image Optimization

-20%

Potential reduce by 274.1 kB

  • Original 1.4 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. Obviously, Lanya Chem needs image optimization as it can save up to 274.1 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-12%

Potential reduce by 15.3 kB

  • Original 128.3 kB
  • After minification 128.3 kB
  • After compression 113.1 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 15.3 kB or 12% of the original size.

CSS Optimization

-19%

Potential reduce by 15.5 kB

  • Original 81.8 kB
  • After minification 81.8 kB
  • After compression 66.3 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. Lanyachem.com needs all CSS files to be minified and compressed as it can save up to 15.5 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (47%)

Requests Now

45

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lanya Chem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lanyachem.com

lanyachem.com

624 ms

lanyachem.com

lanyachem.com

1267 ms

css2.css

css2.css

201 ms

all.min.css

all.min.css

402 ms

bootstrap-icons.css

bootstrap-icons.css

564 ms

owl.carousel.min.css

owl.carousel.min.css

566 ms

animate.min.css

animate.min.css

567 ms

bootstrap.min.css

bootstrap.min.css

760 ms

style.css

style.css

570 ms

style.min.css

style.min.css

601 ms

jquery.min.js

jquery.min.js

939 ms

jquery-migrate.min.js

jquery-migrate.min.js

752 ms

email-decode.min.js

email-decode.min.js

753 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

1012 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

805 ms

wow.min.js

wow.min.js

1009 ms

easing.min.js

easing.min.js

1010 ms

waypoints.min.js

waypoints.min.js

1010 ms

counterup.min.js

counterup.min.js

1019 ms

owl.carousel.min.js

owl.carousel.min.js

1125 ms

main.js

main.js

1127 ms

rocket-loader.min.js

rocket-loader.min.js

1127 ms

contact-form.js

contact-form.js

1134 ms

gtm.js

gtm.js

104 ms

logo.png

logo.png

7745 ms

001.mp4

001.mp4

15404 ms

%E5%AE%A3%E4%BC%A01-jpg.webp

%E5%AE%A3%E4%BC%A01-jpg.webp

238 ms

s1-jpg.webp

s1-jpg.webp

448 ms

YGZNJ3OSGR92KU_EU-jpg.webp

YGZNJ3OSGR92KU_EU-jpg.webp

718 ms

245b7f4f-53df-411f-92eb-8824ee544e68-jpg.webp

245b7f4f-53df-411f-92eb-8824ee544e68-jpg.webp

1099 ms

ECOVADIS.png

ECOVADIS.png

7958 ms

1-jpg.webp

1-jpg.webp

6476 ms

NPE2024.png

NPE2024.png

6728 ms

about.jpg

about.jpg

7769 ms

feature-1.jpg

feature-1.jpg

5391 ms

project-1.jpg

project-1.jpg

8074 ms

project-2.jpg

project-2.jpg

8191 ms

project-3.jpg

project-3.jpg

10407 ms

project-4.jpg

project-4.jpg

10191 ms

project-8-jpg.webp

project-8-jpg.webp

8708 ms

client1.png

client1.png

10733 ms

client2.png

client2.png

10659 ms

client7.png

client7.png

9273 ms

client3.png

client3.png

11153 ms

client4.png

client4.png

12038 ms

client5.png

client5.png

12647 ms

client6.png

client6.png

16142 ms

fa-solid-900.woff

fa-solid-900.woff

686 ms

fa-regular-400.woff

fa-regular-400.woff

381 ms

bootstrap-icons.woff

bootstrap-icons.woff

950 ms

fa-brands-400.woff

fa-brands-400.woff

800 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

403 ms

Accessibility Review

lanyachem.com accessibility score

84

Accessibility Issues

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

Buttons do not have an accessible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

lanyachem.com best practices score

75

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

Page has valid source maps

SEO Factors

lanyachem.com SEO score

100

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

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 Lanyachem.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 Lanyachem.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

lanyachem.com

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