Tools & Wizards About Us
greena.com.cn screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 0

    Best Practices

  • 81

    SEO

    Google-friendlier than
    43% of websites

greena.com.cn

首页- 螺旋藻产业从这里起步！云南绿A-官方网站 | 云南绿A生物工程有限公司|云南省螺旋藻公司|云南省螺旋藻批发公司

Page Load Speed

27.4 sec in total

First Response

2.9 sec

Resources Loaded

19.9 sec

Page Rendered

4.6 sec

greena.com.cn screenshot

About Website

Welcome to greena.com.cn homepage info - get ready to check Greena best content right away, or after learning these important things about greena.com.cn

云南绿A生物工程有限公司是一家专业从事生物健康品研发、生产、销售为一体的高科技外资企业。绿A坚持产、学、研一体化的道路，在科研上居世界领先水平，是全球知名的国际微藻研发中心。依托云南独有的资源，立足于微藻应用技术前沿，绿A公司已经将螺旋藻和红球藻成功运用到保健品、药品、化妆品、食品、饲料添加剂等各个领域。

Visit greena.com.cn

Key Findings

We analyzed Greena.com.cn page load time and found that the first response time was 2.9 sec and then it took 24.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

greena.com.cn performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

24/100

25%

SI (Speed Index)

Value13.9 s

1/100

10%

TBT (Total Blocking Time)

Value530 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.167

71/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

greena.com.cn

2934 ms

aykj.css

1822 ms

jquery-1.8.3.js

2590 ms

ckplayer.js

1621 ms

jquery.SuperSlide.2.1.1.source.js

1328 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 97% of them (100 requests) were addressed to the original Greena.com.cn, 1% (1 request) were made to Icon.szfw.org and 1% (1 request) were made to Wljg.ynaic.gov.cn. The less responsive or slowest element that took the longest time to load (15.9 sec) belongs to the original domain Greena.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 438.8 kB (7%)

Content Size

6.4 MB

After Optimization

5.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Greena.com.cn 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. 45% of websites need less resources to load. Images take 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 105.5 kB

  • Original 123.8 kB
  • After minification 87.5 kB
  • After compression 18.3 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 36.3 kB, which is 29% 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 105.5 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 140.4 kB

  • Original 6.0 MB
  • After minification 5.9 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. Greena images are well optimized though.

JavaScript Optimization

-85%

Potential reduce by 112.3 kB

  • Original 131.7 kB
  • After minification 70.3 kB
  • After compression 19.5 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 112.3 kB or 85% of the original size.

CSS Optimization

-87%

Potential reduce by 80.6 kB

  • Original 92.5 kB
  • After minification 70.3 kB
  • After compression 11.9 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. Greena.com.cn needs all CSS files to be minified and compressed as it can save up to 80.6 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (5%)

Requests Now

99

After Optimization

94

  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Greena. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

greena.com.cn

greena.com.cn

2934 ms

aykj.css

aykj.css

1822 ms

jquery-1.8.3.js

jquery-1.8.3.js

2590 ms

ckplayer.js

ckplayer.js

1621 ms

jquery.SuperSlide.2.1.1.source.js

jquery.SuperSlide.2.1.1.source.js

1328 ms

aykj.js

aykj.js

1078 ms

MyJs.js

MyJs.js

1902 ms

serializeJSON.js

serializeJSON.js

1599 ms

cert.png

cert.png

1074 ms

loginLogo.png

loginLogo.png

269 ms

common.do

common.do

557 ms

newCode.png

newCode.png

7387 ms

oldCode.png

oldCode.png

7662 ms

store2.jpg

store2.jpg

276 ms

store3.jpg

store3.jpg

300 ms

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772 ms

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logo.png

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566 ms

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cert.png

637 ms

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5193 ms

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4844 ms

banPrev.png

banPrev.png

4432 ms

banNext.png

banNext.png

4418 ms

indTitName.png

indTitName.png

4377 ms

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4167 ms

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3534 ms

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3332 ms

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3305 ms

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3238 ms

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3205 ms

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2941 ms

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2883 ms

footShop.png

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2797 ms

Accessibility Review

greena.com.cn accessibility score

48

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

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.

SEO Factors

greena.com.cn SEO score

81

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

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

    UT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Greena.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed language. Our system also found out that Greena.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

greena.com.cn

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