SEO report of salens.cn

菲涅尔透镜_深圳市普恩科技有限公司
www.salens.cn/
普恩科技专业生产菲涅尔透镜,热释电人体红外感应模块,气体传感器,红外传感器,人体感应透镜,红外感应透镜,人体红外透镜,红外透镜,感应透镜,RE200B,RE200B-P,RE200BP,S305A,S305B,S306A,S306B,S300A,S300B,KP506B,KP500B,SLA-P,S906 ...
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.salens.cn/
Character length : 14
Title
菲涅尔透镜_深圳市普恩科技有限公司
Description
普恩科技专业生产菲涅尔透镜,热释电人体红外感应模块,气体传感器,红外传感器,人体感应透镜,红外感应透镜,人体红外透镜,红外透镜,感应透镜,RE200B,RE200B-P,RE200BP,S305A,S305B,S306A,S306B,S300A,S300B,KP506B,KP500B,SLA-P,S906,GRC-2-P,SR9RG-P,D203S,LHI778,LHI878,LHI968
Keywords (meta keywords)
普恩科技专业生产菲涅尔透镜,热释电人体红外感应模块,气体传感器,红外感应透镜人体感应透镜,红外透镜,感应透镜,红外传感器,RE200B,RE200B-P,RE200BP,S305A,S305B,S30
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
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
There is robots.txt file.
Social
Social Engagement
No info found.
Content
Doctype
XHTML 1.0 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
菲涅尔透镜_深圳市普恩科技有限公司
Character length : 17
Good! The title’s length is between 10 and 70 characters.
Character length : 17
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 15%
Acceptable! The text / code ratio is between 15 and 25 percent.
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
- 联系我们6
- 新闻资讯3
- 气体传感器/柔性压力传感器3
- 超声波传感器3
- 关于普恩3
- 人力资源2
- 工厂展示2
- 公司动态2
- 技术支持2
- 深圳市普恩科技有限公司2
- 产品名称2
- 菲涅尔透镜2
- protected2
- 企业文化2
- 客户服务2
- 行业资讯2
- 光敏/热敏系列2
- 产品展示2
- 公司简介2
- 震动传感器2
- 人体红外感应系列2
- 光学透镜2
- 人体红外研发产品2
- ic系列2
- led|红外发射管/接收头2
Keyword matrix
word | title | descriptions | heading |
---|---|---|---|
联系我们 | |||
新闻资讯 | |||
气体传感器/柔性压力传感器 | |||
超声波传感器 | |||
关于普恩 | |||
人力资源 |
Two Word cloud
- 超声波传感器 ic系列2
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 32 images on this web page.
Alternate attributes for the following 15 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 15 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
- http://www.salens.cn/upfiles/image/lens3/7709-1A.jpg
- http://www.salens.cn/upfiles/image/lens4/NL-01.jpg
- http://www.salens.cn/upfiles/image/lens/7708-3.jpg
- http://www.salens.cn/upfiles/image/pir/14103991624.jpg
- http://www.salens.cn/upfiles/image/pir/14103990554.jpg
- http://www.salens.cn/upfiles/image/pir/14103989804.jpg
- http://www.salens.cn/upfiles/image/ic/14105052320.jpg
- http://www.salens.cn/upfiles/image/ic/14105051180.jpg
- http://www.salens.cn/upfiles/image/14105020030.jpg
- http://www.salens.cn/upfiles/image/14105809380.jpg
- http://www.salens.cn/upfiles/image/14102472650.jpg
- http://www.salens.cn/upfiles/image/14105013914.jpg
- http://www.salens.cn/upfiles/image/14120551460.jpg
- http://www.salens.cn/upfiles/image/14120598860.jpg
- http://www.salens.cn/upfiles/image/14120599800.jpg
Technologies
Mobile optimization
Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 1000px wide display!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Error! The web address is accessible with and without www!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
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 not fast enough: 0.44 seconds have passed until the page started to load.
Loading time
10,778 ms
Table layout
Good! No nested tables found.
Number of HTTP resources
125
Number of source domains
29
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
List of render blocking javascript files
- http://www.salens.cn/system/js/jquery.js
- http://www.salens.cn/system/js/jquery.kc.js
- http://www.salens.cn/system/js/lang.zh-cn.js
- http://www.salens.cn/template/images/jquery.fancybox-1.3.1.pack.js
- http://www.salens.cn/template/images/jquery.SuperSlide.js
- http://www.salens.cn/template/images/style.css
- http://www.salens.cn/images/system.css
- http://www.salens.cn/template/images/reset.css
- http://www.salens.cn/template/images/fancy/fancybox.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
- http://www.salens.cn/system/js/jquery.js
- http://www.salens.cn/system/js/jquery.kc.js
- http://www.salens.cn/template/images/jquery.fancybox-1.3.1.pack.js
- http://www.salens.cn/template/images/jquery.SuperSlide.js
- http://www.salens.cn/template/images/index.js
File size of all javascript files combined
646.21KB
Javascript minifying
You can save 5.8KB (25% 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.salens.cn/template/images/style.css
- http://www.salens.cn/template/images/fancy/fancybox.css
File size of all css files combined
69.82KB
CSS minifying
You can save 895B (19% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.salens.cn/template/images/fancy/fancybox.css you can save 425B (23% compression rate)
- By minifying http://www.salens.cn/images/system.css you can save 333B (14% compression rate)
- By minifying http://www.salens.cn/template/images/reset.css you can save 137B (26% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
3.75KB
Gzip compression
Error! By using Gzip you can save 21.4KB (67% compression) on your site.
- By compressing http://lxbjs.baidu.com/lxb.js?sid=556564 you can save 21.4KB (67% compression rate)
- By compressing http://lxbjs.baidu.com/.. /_l.js?siteid=556564&bdclickid=&bdcbid=b7... you can save 2.6KB (65% compression rate)
- By compressing http://goutong.baidu.com/.. /b.js?siteId=556564 you can save 1.1KB (49% compression rate)
- By compressing http://www.salens.cn/system/js/lang.zh-cn.js you can save 281B (47% compression rate)
Speed test – Browser cache
Number of static resources (image, JS, CSS)
76
Browser cache
The browser cache is not set correctly for all elements.
URL | Duration |
---|---|
http://lxb.baidu.com/newFloat/asset/img/btn-show-bg.png | Expiry time is not specified |
http://www.salens.cn | Expiry time is not specified |
http://www.salens.cn/images/system.css | Expiry time is not specified |
http://www.salens.cn/system/js/jquery.js | Expiry time is not specified |
http://www.salens.cn/system/js/jquery.kc.js | Expiry time is not specified |
http://www.salens.cn/system/js/lang.zh-cn.js | Expiry time is not specified |
http://www.salens.cn/template/images/b_1.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/cn.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/en.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/fancy/fancybox.css | Expiry time is not specified |
http://www.salens.cn/template/images/ico_1.png | Expiry time is not specified |
http://www.salens.cn/template/images/ico_3.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/ico_btn.png | Expiry time is not specified |
http://www.salens.cn/template/images/index.js | Expiry time is not specified |
http://www.salens.cn/template/images/jquery.SuperSlide.js | Expiry time is not specified |
http://www.salens.cn/template/images/jquery.fancybox-1.3.1.pack.js | Expiry time is not specified |
http://www.salens.cn/template/images/kg_bg.png | Expiry time is not specified |
http://www.salens.cn/template/images/logo.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/mk_1.png | Expiry time is not specified |
http://www.salens.cn/template/images/reset.css | Expiry time is not specified |
http://www.salens.cn/template/images/search.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/search.png | Expiry time is not specified |
http://www.salens.cn/template/images/sn.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/style.css | Expiry time is not specified |
http://www.salens.cn/template/images/tb.png | Expiry time is not specified |
http://www.salens.cn/template/images/tel.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/wx.jpg | Expiry time is not specified |
http://www.salens.cn/template/images/zxzx.png | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14096719340.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14098843330.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14098871560.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14098872950.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14098873600.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14102472650.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14104917414.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14104924200.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14104931570.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14105013914.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14105014980.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14105036260.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14105809380.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14120551460.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14120598860.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14120599800.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/14967360290.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15054590340.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15054597210.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15054686160.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15054689310.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15061655390.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15091762320.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15173045380.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/15220475110.jpg | Expiry time is not specified |
http://www.salens.cn/.. /20140902151348_55093.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/lens3/8604-3.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/lens3/8605-4.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/lens4/RX-23.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/pir/14103990554.jpg | Expiry time is not specified |
http://www.salens.cn/upfiles/image/pir/14103991624.jpg | Expiry time is not specified |
https://szcert.ebs.org.cn/Images/govIcon.gif | Expiry time is not specified |
http://s.union.360.cn/66970.js | 2 minutes |
http://bdimg.share.baidu.com/.. /bdsstyle.css?cdnversion=20131219 | 30 minutes |
http://bdimg.share.baidu.com/static/js/bds_s_v2.js?cdnversion=423068 | 30 minutes |
http://bdimg.share.baidu.com/static/js/logger.js?cdnversion=423068 | 30 minutes |
http://bdimg.share.baidu.com/static/js/shell_v2.js?cdnversion=12 | 30 minutes |
Speed test – Images
File size of all images combined
3.08MB
Image optimisation
You can save 2.2MB (78% compression) by optimising the images below:
- By lossless compressing the http://www.salens.cn/upfiles/image/14104917414.jpg you can save 476.8KB (88%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15054597210.jpg you can save 329.9KB (98%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14104924200.jpg you can save 281.8KB (84%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14105014980.jpg you can save 230.4KB (83%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/pir/14103990554.jpg you can save 99.8KB (85%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/pir/14103991624.jpg you can save 98.7KB (84%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14105013914.jpg you can save 90.1KB (85%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14104931570.jpg you can save 60.3KB (52%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14105036260.jpg you can save 59.9KB (84%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14098873600.jpg you can save 49.3KB (73%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14098872950.jpg you can save 47.2KB (80%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14105809380.jpg you can save 42.9KB (72%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14102472650.jpg you can save 37.4KB (73%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14098871560.jpg you can save 26.5KB (69%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14098843330.jpg you can save 24.8KB (72%) data.
- By lossless compressing the http://www.salens.cn/template/images/wx.jpg you can save 22.6KB (54%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14096719340.jpg you can save 19.2KB (72%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15061655390.jpg you can save 15.8KB (41%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15054590340.jpg you can save 14.7KB (44%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14120599800.jpg you can save 14.2KB (50%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15091762320.jpg you can save 14.1KB (50%) data.
- By lossless compressing the http://www.salens.cn/.. /20140902151348_55093.jpg you can save 13.6KB (71%) data.
- By lossless compressing the http://www.salens.cn/template/images/logo.jpg you can save 13.4KB (68%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14120598860.jpg you can save 13.3KB (57%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15054689310.jpg you can save 13.2KB (58%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15054686160.jpg you can save 12.7KB (54%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15173045380.jpg you can save 12.6KB (51%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/lens4/RX-23.jpg you can save 12.4KB (46%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/lens3/8605-4.jpg you can save 11.9KB (40%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/lens3/8604-3.jpg you can save 11.7KB (38%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/15220475110.jpg you can save 11.5KB (43%) data.
- By lossless compressing the http://www.salens.cn/upfiles/image/14120551460.jpg you can save 9.8KB (61%) data.
- By lossless compressing the http://www.salens.cn/template/images/tel.jpg you can save 8.4KB (61%) data.
- By lossless compressing the http://lxb.baidu.com/newFloat/asset/img/btn-show-bg.png you can save 2.9KB (64%) data.
- By lossless compressing the http://www.salens.cn/template/images/ico_btn.png you can save 2.8KB (90%) data.
- By lossless compressing the http://www.salens.cn/template/images/search.jpg you can save 2.8KB (60%) data.
- By lossless compressing the http://sgoutong.baidu.com/.. /module-bg-0.png you can save 1.1KB (35%) data.
- By lossless compressing the http://lxbjs.baidu.com/.. /log.gif?fType=2&name=_l&t=1523044717849&... you can save 1KB (93%) data.
- By lossless compressing the http://lxbjs.baidu.com/.. /log.gif?fType=2&name=lxb&t=1523044717837... you can save 1KB (93%) data.
- By lossless compressing the http://www.salens.cn/template/images/sn.jpg you can save 658B (57%) data.
- By lossless compressing the http://www.salens.cn/.. /15220485990.jpg&h=80&w=130&zc=1 you can save 641B (25%) data.
- By lossless compressing the http://www.salens.cn/template/images/en.jpg you can save 600B (50%) data.
- By lossless compressing the http://www.salens.cn/template/images/cn.jpg you can save 451B (50%) data.
- By lossless compressing the http://www.salens.cn/template/images/ico_3.jpg you can save 331B (42%) data.
- By lossless compressing the http://www.salens.cn/template/images/mk_1.png you can save 234B (30%) data.
- By lossless compressing the http://www.salens.cn/template/images/search.png you can save 183B (28%) data.
- By lossless compressing the http://www.salens.cn/template/images/tb.png you can save 177B (46%) data.
Links
We found a total of 90 different links.
Internal links: 81
External links: 9
Internal links: 81
External links: 9
External links:
Link text (anchor) | Link strength |
---|---|
English | |
热释电红外传感器网 | |
人体红外感应ic芯片网 | |
气体传感器网 | |
粤ICP备11002815号-1 | |
卢先生 | |
杨先生 | |
周小姐 | |
唐先生 |
Internal links:
Link text (anchor) | Link strength |
---|---|
深圳市普恩科技有限公司 | |
中文版 | |
首页 | |
产品展示 | |
人体红外感应系列 | |
气体传感器/柔性压力传感器 | |
光敏/热敏系列 | |
震动传感器 | |
LED|红外发射管/接收头(管) | |
超声波传感器 | |
IC系列 | |
光学透镜 | |
人体红外研发产品 | |
http://www.salens.cn/index.php/list-9.html | |
关于普恩 | |
公司简介 | |
企业文化 | |
工厂展示 | |
人力资源 | |
http://www.salens.cn/index.php/list-3-1.html | |
新闻资讯 | |
公司动态 | |
行业资讯 | |
http://www.salens.cn/index.php/list-4.html | |
客户服务 | |
技术支持 | |
在线留言 | |
联系我们 | |
http://www.salens.cn/index.php/list-5.html | |
[email protected] | |
http://www.salens.cn/index.php/list-6.html | |
http://www.salens.cn/index.php/list-21-1.html | |
http://www.salens.cn/index.php/list-22-1.html | |
http://www.salens.cn/index.php/list-23-1.html | |
http://www.salens.cn/index.php/list-10.html | |
菲涅尔透镜 | |
热释电红外传感器 | |
人体红外感应IC芯片 | |
7709-1A | |
NL-01 | |
7708-3 | |
S305B-P | |
S300B-P | |
S300A-P | |
AS081工业级多功能人体红外感应芯片 | |
BISS0001-YD通用型红外感应IC芯片 | |
TTY020人体红外线感应放大芯片(6脚) | |
GE通用PM2.5粉尘传感器SM-PWM-01A | |
神荣PM2.5粉尘传感器PPD42NS | |
ME3M-CH2O 甲醛气体传感器 | |
W40-18DTR | |
P40-16SA | |
P40-10SA | |
更多>> | |
http://www.salens.cn/index.php/page-8-58.html | |
新款迷你高端时尚无线蓝牙自拍杆SL001 | |
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