42.6 sec in total
4.6 sec
37.8 sec
119 ms
Welcome to search.hvacr.cn homepage info - get ready to check Search Hvacr best content for China right away, or after learning these important things about search.hvacr.cn
制冷、空调、暖通行业专业搜索引擎,搜索制冷、空调、暖通产品和公司就上空调制冷大市场搜索!
Visit search.hvacr.cnWe analyzed Search.hvacr.cn page load time and found that the first response time was 4.6 sec and then it took 37.9 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. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
search.hvacr.cn performance score
name
value
score
weighting
Value2.0 s
85/100
10%
Value2.1 s
96/100
25%
Value3.9 s
82/100
10%
Value10 ms
100/100
30%
Value0.035
100/100
15%
Value2.0 s
99/100
10%
4625 ms
867 ms
6341 ms
5813 ms
3723 ms
Our browser made a total of 21 requests to load all elements on the main page. We found that 43% of them (9 requests) were addressed to the original Search.hvacr.cn, 19% (4 requests) were made to Lxbjs.baidu.com and 10% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Pcookie.cnzz.com.
Page size can be reduced by 23.4 kB (47%)
49.8 kB
26.3 kB
In fact, the total size of Search.hvacr.cn main page is 49.8 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. Only 5% of websites need less resources to load. Javascripts take 17.6 kB which makes up the majority of the site volume.
Potential reduce by 9.1 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 9.1 kB or 72% of the original size.
Potential reduce by 12 B
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. Search Hvacr images are well optimized though.
Potential reduce by 11.5 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 11.5 kB or 65% of the original size.
Potential reduce by 2.9 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. Search.hvacr.cn needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 75% of the original size.
Number of requests can be reduced by 7 (41%)
17
10
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Search Hvacr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
search.hvacr.cn
4625 ms
sou_index.css
867 ms
logo.jpg
6341 ms
jquery-1.6.3.min.js
5813 ms
index.js
3723 ms
17678992.js
1229 ms
so_bg2.gif
483 ms
head_07.gif
893 ms
head_09.gif
916 ms
news_bg.gif
1393 ms
h.js
1667 ms
lxb.js
2721 ms
stat.php
2928 ms
hm.gif
332 ms
log.gif
397 ms
_l.js
634 ms
stat.htm
167 ms
core.php
973 ms
log.gif
394 ms
9.gif
2058 ms
app.gif
19722 ms
search.hvacr.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.
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
<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
<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
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.
search.hvacr.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
search.hvacr.cn SEO score
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
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Search.hvacr.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 Search.hvacr.cn main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
search.hvacr.cn
Open Graph description is not detected on the main page of Search Hvacr. 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: