Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

amazon.com.cn

亚马逊-网上购物商城:要网购, 就来Z.cn!

Page Load Speed

17.3 sec in total

First Response

845 ms

Resources Loaded

15.7 sec

Page Rendered

781 ms

amazon.com.cn screenshot

About Website

Click here to check amazing Amazon content for China. Otherwise, check out these important facts you probably never knew about amazon.com.cn

亚马逊中国(z.cn)坚持“以客户为中心”的理念,秉承“天天低价,正品行货”信念,销售图书、电脑、数码家电、母婴百货、服饰箱包等上千万种产品。亚马逊中国提供专业服务:正品行货天天低价,机打发票全国联保。货到付款,30天内可退换货。亚马逊为中国消费者提供便利、快捷的网购体验。

Visit amazon.com.cn

Key Findings

We analyzed Amazon.com.cn page load time and found that the first response time was 845 ms and then it took 16.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

amazon.com.cn performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

amazon.com.cn

845 ms

www.amazon.cn

2473 ms

61uoydiTrtL._RC%7C01h78L-cgLL.css,21ivXGY6-dL.css_.css

4094 ms

AmazonUI-9364da8f9533d898ec6d6762546529a18d929f42._V2_.css

3206 ms

AmazonGatewayHerotatorJS-3ab0c90e530e4d1fbf2f125cc4924b9fea64a0c2._V2_.css

2887 ms

Our browser made a total of 149 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Amazon.com.cn, 46% (69 requests) were made to G-ec4.images-amazon.com and 23% (35 requests) were made to Ec4.images-amazon.com. The less responsive or slowest element that took the longest time to load (7.5 sec) relates to the external source Images-cn.ssl-images-amazon.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (43%)

Content Size

3.5 MB

After Optimization

2.0 MB

In fact, the total size of Amazon.com.cn main page is 3.5 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. 40% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 861.2 kB

  • Original 1.0 MB
  • After minification 846.9 kB
  • After compression 150.5 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. This page needs HTML code to be minified as it can gain 164.7 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 861.2 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 15.9 kB

  • Original 1.7 MB
  • After minification 1.7 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. Amazon images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 459.0 kB

  • Original 621.3 kB
  • After minification 617.4 kB
  • After compression 162.3 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 459.0 kB or 74% of the original size.

CSS Optimization

-83%

Potential reduce by 156.7 kB

  • Original 188.9 kB
  • After minification 188.5 kB
  • After compression 32.1 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. Amazon.com.cn needs all CSS files to be minified and compressed as it can save up to 156.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (23%)

Requests Now

146

After Optimization

113

The browser has sent 146 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Amazon. 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 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

amazon.com.cn accessibility score

93

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

amazon.com.cn best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

amazon.com.cn SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

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