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0

Performance
45

Accessibility

Visual factors better than
that of 19% of websites
75

Best Practices

More advanced features
available than in
35% of websites
92

SEO

Google-friendlier than
74% of websites

First Response

1.9 sec

Resources Loaded

12.3 sec

Page Rendered

560 ms

About Website

Click here to check amazing Tradesina content. Otherwise, check out these important facts you probably never knew about tradesina.com

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Key Findings

We analyzed Tradesina.com page load time and found that the first response time was 1.9 sec and then it took 12.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster. This domain responded with an error, which can significantly jeopardize Tradesina.com rating and web reputation

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value1.053

2/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

tradesina.com

1931 ms

2415 ms

6447 ms

aplus_v2.js

1888 ms

TB1iyqBJVXXXXa8XFXXXXXXXXXX-58-51.png

1285 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 14% of them (1 request) were addressed to the original Tradesina.com, 29% (2 requests) were made to Aliyun.com and 29% (2 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (6.4 sec) relates to the external source Aliyun.com.

Content Size

18.3 kB

After Optimization

10.8 kB

In fact, the total size of Tradesina.com main page is 18.3 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 13.7 kB which makes up the majority of the site volume.

HTML Optimization

-40%

Potential reduce by 307 B

Original 764 B
After minification 763 B
After compression 457 B

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 307 B or 40% of the original size.

Image Optimization

-6%

Potential reduce by 249 B

Original 3.9 kB
After minification 3.6 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. Tradesina images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 6.9 kB

Original 13.7 kB
After minification 13.7 kB
After compression 6.7 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 6.9 kB or 51% of the original size.

Requests Now

4

After Optimization

4

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tradesina. According to our analytics all requests are already optimized.

Accessibility Issues

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

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 items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Search Engine Optimization Advices

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

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tradesina.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 Tradesina.com main page’s claimed encoding is . 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

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