lj-tech.cn

Tasks

Make the site mobile device friendly.
Select one version of your site as main and make a redirect from other versions to that one.
Avoid using deprecated HTML tags.
Implement the viewport meta tag.
Use "H" tags.
Try to make your site load faster.

SEO

URL

Domain : www.lj-tech.cn/

Character length : 15

Title

北京菱镜科技有限公司

Keywords (meta keywords)

Good! The website does not use “meta keywords”.

Open Graph Protocol

Error! The website does not use the OG (Open Graph) protocol.

Dublin Core

Dublin Core is not used

Underscores in the URLs

Good! No underscore (_) found in the URLs.

Search engine friendly URLs

Good! The website uses SEO friendly URLs.

Checking the robots.txt file

The robots.txt file is missing!

Social

Social Engagement

No info found.

Content

Doctype

HTML 5

Encoding

Perfect! The character encoding is set: UTF-8.

Language

Error! No language localization is found.

Title

北京菱镜科技有限公司

Character length : 10

Good! The title’s length is between 10 and 70 characters.

Text / HTML ratio

Ratio : 23%

Acceptable! The text / code ratio is between 15 and 25 percent.

Headings

H1	H2	H3	H4	H5	H6
0	0	0	0	0	0

No "H" tags found

Heading structure in the source code

Word cloud

公司介绍2
联系我们2
合作伙伴2

Keyword matrix

word	title	descriptions	heading
公司介绍
联系我们
合作伙伴

404 Page

The website has a 404 error page.

Flash content

Good! The website does not have any flash contents.

Frame

Good! The website does not use iFrame solutions.

Images

We found 22 images on this web page.

Alternate attributes for the following 22 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

Technologies

Mobile optimization

Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 1024px wide display!

Deprecated HTML elements

Error! Deprecated HTML tags are used on this webpage. You should improve your website.

Deprecated HTML tags	Occurrences
<font>	1

Redirection (www / not www)

Error! The web address is accessible with and without www!

Deprecated HTML elements

Error! Deprecated HTML tags are used on this webpage. You should improve your website.

Deprecated HTML tags	Occurrences
<font>	1

Printability

Suggestion! Unfortunately, no printer-friendly CSS found.

Meta Tag (viewport tag, mobile devices)

Error! The meta tag named viewport is missing.

Speed test

Server response time

The server response time is fast enough.

Loading time

6,969 ms

Table layout

Good! No nested tables found.

Number of HTTP resources

Number of source domains

Render blocking resources

The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files

http://www.lj-tech.cn/js/TweenLite.min.js
http://www.lj-tech.cn/js/CSSPlugin.min.js
http://www.lj-tech.cn/js/ScrollToPlugin.min.js
http://www.lj-tech.cn/js/jquery.min.js
http://www.lj-tech.cn/js/jquery.mousewheel.js

List of render blocking css files

http://www.lj-tech.cn/css/index.css

Speed test – Javascript

Javascript

Good! Just a few javascript files are detected on the website.

http://www.lj-tech.cn/js/TweenLite.min.js
http://www.lj-tech.cn/js/CSSPlugin.min.js
http://www.lj-tech.cn/js/ScrollToPlugin.min.js
http://www.lj-tech.cn/js/jquery.min.js
http://www.lj-tech.cn/js/jquery.mousewheel.js

File size of all javascript files combined

156.68KB

Javascript minifying

You can save 4.6KB (50% compression) on the analysed URL by minifying the javascript files.

Speed test – CSS

CSS

Good! Just a few CSS files are used on this website.

http://www.lj-tech.cn/css/index.css

File size of all css files combined

2.98KB

CSS minifying

Great! The CSS elements are minified.

Speed test – Compression

Uncompressed size of the of the HTML

6.26KB

Gzip compression

Error! By using Gzip you can save 53.5KB (64% compression) on your site.

By compressing http://www.lj-tech.cn/js/jquery.min.js you can save 53.5KB (64% compression rate)
By compressing http://www.lj-tech.cn/js/CSSPlugin.min.js you can save 21.6KB (60% compression rate)
By compressing http://www.lj-tech.cn/js/TweenLite.min.js you can save 16.7KB (65% compression rate)
By compressing http://www.lj-tech.cn/js/jquery.mousewheel.js you can save 5.6KB (69% compression rate)

Speed test – Browser cache

Number of static resources (image, JS, CSS)

Browser cache

The browser cache is not set correctly for all elements.

URL	Duration
http://www.lj-tech.cn/css/index.css	4 hours
http://www.lj-tech.cn/images/add1.png	4 hours
http://www.lj-tech.cn/images/add2.png	4 hours
http://www.lj-tech.cn/images/add3.png	4 hours
http://www.lj-tech.cn/images/add4.png	4 hours
http://www.lj-tech.cn/images/addadd.png	4 hours
http://www.lj-tech.cn/images/ardess.png	4 hours
http://www.lj-tech.cn/images/ditu.png	4 hours
http://www.lj-tech.cn/images/huoban1.png	4 hours
http://www.lj-tech.cn/images/huoban10.png	4 hours
http://www.lj-tech.cn/images/huoban11.png	4 hours
http://www.lj-tech.cn/images/huoban12.png	4 hours
http://www.lj-tech.cn/images/huoban13.png	4 hours
http://www.lj-tech.cn/images/huoban14.png	4 hours
http://www.lj-tech.cn/images/huoban2.png	4 hours
http://www.lj-tech.cn/images/huoban3.png	4 hours
http://www.lj-tech.cn/images/huoban4.png	4 hours
http://www.lj-tech.cn/images/huoban5.png	4 hours
http://www.lj-tech.cn/images/huoban6.png	4 hours
http://www.lj-tech.cn/images/huoban7.png	4 hours
http://www.lj-tech.cn/images/huoban8.png	4 hours
http://www.lj-tech.cn/images/huoban9.png	4 hours
http://www.lj-tech.cn/images/img.png	4 hours
http://www.lj-tech.cn/images/logo.png	4 hours
http://www.lj-tech.cn/images/tel.png	4 hours
http://www.lj-tech.cn/js/CSSPlugin.min.js	4 hours
http://www.lj-tech.cn/js/ScrollToPlugin.min.js	4 hours
http://www.lj-tech.cn/js/TweenLite.min.js	4 hours
http://www.lj-tech.cn/js/jquery.min.js	4 hours
http://www.lj-tech.cn/js/jquery.mousewheel.js	4 hours

Speed test – Images

File size of all images combined

882.24KB

Image optimisation

You can save 69.9KB (14% compression) by optimising the images below:

By lossless compressing the http://www.lj-tech.cn/images/img.png you can save 42.1KB (12%) data.
By lossless compressing the http://www.lj-tech.cn/images/add2.png you can save 2.3KB (25%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban5.png you can save 2.3KB (24%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban11.png you can save 1.9KB (20%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban6.png you can save 1.7KB (29%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban13.png you can save 1.7KB (23%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban3.png you can save 1.7KB (29%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban14.png you can save 1.7KB (24%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban4.png you can save 1.6KB (23%) data.
By lossless compressing the http://www.lj-tech.cn/images/logo.png you can save 1.5KB (20%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban9.png you can save 1.5KB (11%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban1.png you can save 1.4KB (13%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban10.png you can save 1.3KB (21%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban7.png you can save 1.2KB (20%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban8.png you can save 1.2KB (14%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban12.png you can save 1.1KB (12%) data.
By lossless compressing the http://www.lj-tech.cn/images/huoban2.png you can save 1.1KB (18%) data.
By lossless compressing the http://www.lj-tech.cn/images/addadd.png you can save 945B (45%) data.
By lossless compressing the http://www.lj-tech.cn/images/tel.png you can save 872B (89%) data.
By lossless compressing the http://www.lj-tech.cn/images/ardess.png you can save 871B (88%) data.

Links

We found a total of 0 different links.

Website security

113.17.175.14

External hidden links

Good! No hidden external links found

Looking for eval()

Good! No eval(bas64_decode()) scripts are found

Checking for XSS vulnerability

No XSS vulnerability found

Email encryption

Warning! The website contains at least one unencrypted email address.

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Icons

Favicon

Error! No favicon is found. Using favicon helps to build a better brand quicker.

Typos

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SEO report of lj-tech.cn