14.3 sec in total
3.3 sec
10.7 sec
307 ms
Visit ranqibiao.cn now to see the best up-to-date Ranqibiao content and also check out these interesting facts you probably never knew about ranqibiao.cn
燃气表网 | 中国计量协会 | 燃气表工作委员会-燃气表网是中国计量协会燃气表工作委员会(以下简称“工作委员会”)打造的行业信息平台,是中国计量协会的分支机构,由全国燃气表生产企业、配套企业、计量检测机构等单位组成,代表全国燃气表行业意志,经国家质检总局批准成立。
Visit ranqibiao.cnWe analyzed Ranqibiao.cn page load time and found that the first response time was 3.3 sec and then it took 11 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
ranqibiao.cn performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value7.4 s
4/100
25%
Value30.0 s
0/100
10%
Value400 ms
67/100
30%
Value0.483
17/100
15%
Value13.3 s
11/100
10%
3314 ms
1470 ms
2927 ms
1867 ms
729 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that all of those requests were addressed to Ranqibiao.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (5.1 sec) belongs to the original domain Ranqibiao.cn.
Page size can be reduced by 136.5 kB (62%)
219.9 kB
83.4 kB
In fact, the total size of Ranqibiao.cn main page is 219.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Javascripts take 105.7 kB which makes up the majority of the site volume.
Potential reduce by 26.2 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 26.2 kB or 77% of the original size.
Potential reduce by 10.9 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, Ranqibiao needs image optimization as it can save up to 10.9 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 68.1 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 68.1 kB or 64% of the original size.
Potential reduce by 31.2 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. Ranqibiao.cn needs all CSS files to be minified and compressed as it can save up to 31.2 kB or 83% of the original size.
We found no issues to fix!
31
31
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ranqibiao. According to our analytics all requests are already optimized.
ranqibiao.cn
3314 ms
style.css
1470 ms
jquery183.js
2927 ms
slide.js
1867 ms
float_ad.js
729 ms
mdx_ajaxlogin.js
902 ms
logo.png
726 ms
1-150326091512322.jpg
4003 ms
1-15041613235B48.jpg
363 ms
1-150422160100333.jpg
3968 ms
1-15060309533L11.jpg
3247 ms
1-150129155331119.jpg
729 ms
1-1501201423390-L.jpg
1845 ms
1-1501201424410-L.jpg
1082 ms
tophdbg.gif
5052 ms
btline.png
1433 ms
navbg.gif
2402 ms
linebg.gif
2300 ms
mainbg.gif
2734 ms
doit.gif
2745 ms
titlet.png
4378 ms
notice.png
5048 ms
rddoit.gif
3550 ms
titbg.png
3914 ms
tiobg.gif
4276 ms
02.png
4283 ms
star.png
4399 ms
active.png
4603 ms
asonews.png
4610 ms
membrbg.gif
4807 ms
tuij.gif
4823 ms
01.png
4962 ms
titho.gif
4963 ms
ranqibiao.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
ranqibiao.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ranqibiao.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ranqibiao.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 Ranqibiao.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.
ranqibiao.cn
Open Graph description is not detected on the main page of Ranqibiao. 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: