Tools & Wizards About Us
tradestudy.cn screenshot

Report Summary

  • 87

    Performance

    Renders faster than
    89% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

tradestudy.cn

帮课 - 一所陪伴外贸人成长的大学

Page Load Speed

6.7 sec in total

First Response

644 ms

Resources Loaded

5.6 sec

Page Rendered

400 ms

tradestudy.cn screenshot

About Website

Visit tradestudy.cn now to see the best up-to-date Tradestudy content for China and also check out these interesting facts you probably never knew about tradestudy.cn

帮课（tradestudy）是国内最实战的在线外贸培训机构。课程包含外贸入门培训，客户开发，外贸谈判和跟进，Linkedin实战,国外参展攻略，以及Amazon,Ebay,速卖通,Wish等跨境电商培训课程。

Visit tradestudy.cn

Key Findings

We analyzed Tradestudy.cn page load time and found that the first response time was 644 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

tradestudy.cn performance score

87

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

71/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

tradestudy.cn

644 ms

www.tradestudy.cn

1327 ms

common.css

216 ms

home.css

429 ms

jquery-1.9.1.js

1499 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 59% of them (29 requests) were addressed to the original Tradestudy.cn, 37% (18 requests) were made to Cdn.tradestudy.cn and 4% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Cdn.tradestudy.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.6 MB (50%)

Content Size

5.2 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tradestudy.cn main page is 5.2 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 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 15.0 kB

  • Original 20.0 kB
  • After minification 20.0 kB
  • After compression 5.0 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 15.0 kB or 75% of the original size.

Image Optimization

-49%

Potential reduce by 2.5 MB

  • Original 5.1 MB
  • After minification 2.6 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, Tradestudy needs image optimization as it can save up to 2.5 MB or 49% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-57%

Potential reduce by 59.0 kB

  • Original 103.4 kB
  • After minification 103.4 kB
  • After compression 44.4 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 59.0 kB or 57% of the original size.

CSS Optimization

-32%

Potential reduce by 2.1 kB

  • Original 6.8 kB
  • After minification 6.8 kB
  • After compression 4.6 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. Tradestudy.cn needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 32% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (9%)

Requests Now

46

After Optimization

42

  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tradestudy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tradestudy.cn

tradestudy.cn

644 ms

www.tradestudy.cn

www.tradestudy.cn

1327 ms

common.css

common.css

216 ms

home.css

home.css

429 ms

jquery-1.9.1.js

jquery-1.9.1.js

1499 ms

slider.js

slider.js

699 ms

common.js

common.js

703 ms

home.js

home.js

704 ms

bd74d51d825cd49bb4d205039dc4fcc1.jpg

bd74d51d825cd49bb4d205039dc4fcc1.jpg

1187 ms

logo-black.png

logo-black.png

932 ms

service-fqa.png

service-fqa.png

1384 ms

service-offline.png

service-offline.png

1775 ms

service-live.png

service-live.png

1413 ms

service-mind.png

service-mind.png

1599 ms

service-case.png

service-case.png

2251 ms

service-comments.png

service-comments.png

1496 ms

logo-white.png

logo-white.png

1607 ms

down-app.png

down-app.png

1632 ms

pn.png

pn.png

1711 ms

pop-close.png

pop-close.png

1819 ms

work-weixin.png

work-weixin.png

1829 ms

crown-gold.png

crown-gold.png

1852 ms

loading.png

loading.png

1925 ms

member-enter-school.png

member-enter-school.png

1989 ms

play.png

play.png

2039 ms

qq.png

qq.png

2050 ms

phone.png

phone.png

2071 ms

app.png

app.png

2139 ms

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eb5321b29f30b05852d54d272ab71190.png

1471 ms

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f2f91ae9fab6334e2058759beceb9284.png

1540 ms

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65b6e491e758ca511ab547ac011b6a11.png

1455 ms

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c544cb3c899bbb6127c73c62504a08f1.png

1168 ms

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4539b9f024716efa31220980fb9b3da2.png

1539 ms

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5876ad8a866c841bc3b9ccd35f83e028.png

1764 ms

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43a617b0bfbe69bf3917a9c3ac8415e8.png

1796 ms

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d89527ff47a2ead2d40c1313c8c8c03c.png

2298 ms

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632275f1e3977c6e3611b1aeddd92dbe.png

2149 ms

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4569251ecc5618b133825c5d0dc03b7a.png

3212 ms

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348d934179588063d22481607db8488f.png

2318 ms

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79088bd2d5b245e8688a99d2caaa41f6.png

2500 ms

1fc2379db3d739f0b8fca17bcccd730b.png

1fc2379db3d739f0b8fca17bcccd730b.png

2388 ms

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1dbd06d12f50509c328cc59e43d47698.png

2765 ms

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292114a766f35064de460ba6e2bfdfcb.png

2865 ms

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44ee2ca65ac6d7695f474c24bd5317a4.png

2896 ms

28da6ffe1b723c316e432db47572b5e6.png

28da6ffe1b723c316e432db47572b5e6.png

2920 ms

hm.js

hm.js

1242 ms

search-icon.png

search-icon.png

2186 ms

crown-white.png

crown-white.png

2241 ms

hm.gif

hm.gif

306 ms

Accessibility Review

tradestudy.cn accessibility score

78

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

tradestudy.cn best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tradestudy.cn SEO score

88

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tradestudy.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Tradestudy.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

tradestudy.cn

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