Access zstin.en.alibaba.com. Beijing Zhaoshang Technology Co., Ltd.

name

value

score

weighting

FCP (First Contentful Paint)

Value13.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value31.0 s

0/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value3,150 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.153

75/100

15%

TTI (Time to Interactive)

Value33.8 s

0/100

10%

zstin.en.alibaba.com

14 ms

zstin.en.alibaba.com

419 ms

66 ms

64 ms

header.css

113 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Zstin.en.alibaba.com, 39% (35 requests) were made to S.alicdn.com and 18% (16 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Sc02.alicdn.com.

Content Size

6.4 MB

After Optimization

2.4 MB

In fact, the total size of Zstin.en.alibaba.com main page is 6.4 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. Only a small number of websites need less resources to load. Javascripts take 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 402.0 kB

Original 494.6 kB
After minification 490.7 kB
After compression 92.6 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. 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 402.0 kB or 81% of the original size.

Image Optimization

-11%

Potential reduce by 8.9 kB

Original 78.4 kB
After minification 69.5 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. Obviously, Zstin En Alibaba needs image optimization as it can save up to 8.9 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 3.3 MB

Original 5.4 MB
After minification 5.4 MB
After compression 2.1 MB

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 3.3 MB or 61% of the original size.

CSS Optimization

-72%

Potential reduce by 292.4 kB

Original 406.0 kB
After minification 355.2 kB
After compression 113.6 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. Zstin.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 292.4 kB or 72% of the original size.

Requests Now

After Optimization

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zstin En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.