Access tnn.com.cn. China food additives, Vitamins, Pharmaceutical raw materials professional manufacturer，德慧（大连）国际贸易有限公

Report Summary

About Website

Click here to check amazing Tnn content. Otherwise, check out these important facts you probably never knew about tnn.com.cn

Our product includes food additives like vitamin c, soya lecithin. plant extracts like lutein, astaxanthin. chemicals like sodium metabisulphate, phosphoric acid. Pharmaceutical raw materials like Cit...

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.134

80/100

15%

TTI (Time to Interactive)

Value7.5 s

48/100

10%

www.tnn.com.cn

1109 ms

animate.min.css

749 ms

mod.min.js

153 ms

comm.min.js

433 ms

js

49 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 6% of them (3 requests) were addressed to the original Tnn.com.cn, 50% (26 requests) were made to Icdn.tradew.com and 13% (7 requests) were made to Jcdn.tradew.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Tnn.com.cn.

Content Size

2.7 MB

After Optimization

2.4 MB

In fact, the total size of Tnn.com.cn main page is 2.7 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. 50% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 224.4 kB

Original 292.8 kB
After minification 290.6 kB
After compression 68.4 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. 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 224.4 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 55.2 kB

Original 2.4 MB
After minification 2.3 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. Tnn images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 501 B

Original 19.5 kB
After minification 19.5 kB
After compression 19.0 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

-2%

Potential reduce by 401 B

Original 25.1 kB
After minification 25.1 kB
After compression 24.7 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. Tnn.com.cn has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tnn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

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

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

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

EN
Language Claimed

EN
Encoding

UTF-8

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

tnn.com.cn

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

Report Summary

Performance

Accessibility

Best Practices

SEO

China food additives, Vitamins, Pharmaceutical raw materials professional manufacturer，德慧（大连）国际贸易有限公

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)