SEO report of dhtech.com.cn

首页 - 北京大华电子集团

www.dhtech.com.cn/

Error! The "meta description" is missing, the page has no summary description!

   

 Tasks

  • 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.

 SEO

URL

Domain : www.dhtech.com.cn/

Character length : 18

Title
首页 - 北京大华电子集团
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
Missing doctype element
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
首页 - 北京大华电子集团

Character length : 13

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 12%

Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Headings
H1H2H3H4H5H6
000000

No "H" tags found

Heading structure in the source code
    Word cloud
    • 公司简介3
    • 联系方式2
    • 资质荣誉2
    Keyword matrix
    wordtitledescriptionsheading
    公司简介
    联系方式
    资质荣誉
    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 20 images on this web page.

    Alternate attributes for the following 12 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

     Technologies

    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 fast enough.
    Table layout
    Good! No nested tables found.
    Number of HTTP resources
    38
    Number of source domains
    6
    Render blocking resources
    The elements below are blocking the “above the fold” rendering.
    List of render blocking javascript files
    • http://1.rc.xiniu.com/js/jq/jquery-2.min.js
    • http://1.rc.xiniu.com/js/pb/1/Public.js
    • http://1.rc.xiniu.com/js/pb/flexible.js
    • http://f1.webshare.mob.com/code/mob-share.js?appkey=11e96e550715c
    • http://m.dhtech.com.cn/m/Js/index.js?d=2018051602352221288
    • http://m.dhtech.com.cn/Admin/WxShare/shareWeixin.js
    List of render blocking css files
    • http://0.rc.xiniu.com/.. /CgAGe1r7ou6AXPZvAAA5vCBaoys768.css?d=201...
    • http://f1.webshare.mob.com/code/mob-share.css

     Speed test – Javascript

    Javascript
    Error! Too many javascript files found which slows down the page load on the website.
    • http://www.dhtech.com.cn/skin/default/js/base.js
    • http://www.dhtech.com.cn/skin/default/js/jquery-1.7.2.min.js
    • http://www.dhtech.com.cn/skin/default/js/jquery.bigautocomplete.js
    • http://www.dhtech.com.cn/skin/default/js/chanpinlist.js
    • http://www.dhtech.com.cn/skin/default/js/dropmenu44.js
    • http://www.dhtech.com.cn/skin/default/js/jquery.min_v1.0.js
    • http://www.dhtech.com.cn/skin/default/js/slides.min.jquery_v1.0.js
    • http://www.dhtech.com.cn/skin/default/js/productroll8.js
    • http://www.dhtech.com.cn/skin/default/js/kefu.js
    File size of all javascript files combined
    175.51KB
    Javascript minifying
    You can save 1.6KB (35% compression) on the analysed URL by minifying the javascript files.

     Speed test – CSS

    CSS
    Error! Too many CSS files detected that slows down the page load.
    • http://www.dhtech.com.cn/skin/default/css/common.css
    • http://www.dhtech.com.cn/skin/default/css/zzsc.css
    • http://www.dhtech.com.cn/skin/default/css/jquery.bigautocomplete.css
    • http://www.dhtech.com.cn/skin/default/css/dropmenu44.css
    • http://www.dhtech.com.cn/skin/default/css/picwordtext5.css
    • http://www.dhtech.com.cn/skin/default/css/productroll8.css
    • http://www.dhtech.com.cn/skin/default/css/bottommenu.css
    File size of all css files combined
    21.65KB
    CSS minifying
    You can save 915B (19% compression) on the analysed URL by minifying the CSS files.

     Speed test – Compression

    Uncompressed size of the of the HTML
    34.90KB
    Gzip compression
    Error! By using Gzip you can save 26.8KB (66% compression) on your site.

     Speed test – Browser cache

    Number of static resources (image, JS, CSS)
    26
    Browser cache
    The browser cache is not set correctly for all elements.
    URLDuration
    http://1.rc.xiniu.com/js/jq/jquery-2.min.jsExpiry time is not specified
    http://1.rc.xiniu.com/js/pb/1/Public.jsExpiry time is not specified
    http://1.rc.xiniu.com/js/pb/flexible.jsExpiry time is not specified
    http://f1.webshare.mob.com/code/mob-share.cssExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_10@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_11@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_14@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_16@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_1@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_22@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_24@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_5@2x_b.pngExpiry time is not specified
    http://f1.webshare.mob.com/code/res/icon/sns_icon_6@2x_b.pngExpiry time is not specified
    http://m.dhtech.com.cn/Admin/WxShare/shareWeixin.jsExpiry time is not specified
    http://m.dhtech.com.cn/Images/img_loading.pngExpiry time is not specified

     Speed test – Images

    File size of all images combined
    340.32KB
    Image optimisation
    You can save 78.9KB (67% compression) by optimising the images below:

     Links

    We found a total of 34 different links.
    Internal links: 34

    External links:

    Link text (anchor) Link strength

    Internal links:

    Link text (anchor) Link strength
    http://www.dhtech.com.cn
    首页
    公司简介
    公司简介
    资质荣誉
    企业文化
    组织架构
    产品信息
    新闻动态
    公司新闻
    行业动态
    应用案例
    诚聘英才
    联系我们
    联系方式
    客户留言
    http://www.dhtech.com.cn/cpzs/dyl
    http://www.dhtech.com.cn/cpzs/dyl/zldy/gxnxdy/2015-05-04/108.html
    http://www.dhtech.com.cn/cpzs/dyl/zldy/gxnxdy/2015-05-04/109.html
    http://www.dhtech.com.cn/cpzs/dyl/zldy/jcxdy/2015-05-04/96.html
    http://www.dhtech.com.cn/cpzs/dyl/zldzfz/2015-05-04/111.html
    http://www.dhtech.com.cn/cpzs/dyl/zldy/jmxdy/2015-05-04/102.html
    http://www.dhtech.com.cn/cpzs/dyl/zldy/gxnxdy/2015-05-04/105.html
    http://www.dhtech.com.cn/gsjj
    http://www.dhtech.com.cn/gsjj/2014-05-04/1.html
    http://www.dhtech.com.cn/cpzs
    DH179D系列
    DH1798系列
    DH1718S系列
    DH2794A系列
    DH1765系列
    http://www.dhtech.com.cn/cpzs/dyl/zldy/jmxdy/2015-05-04/103.html
    DH1766系列
    联系方式

     Website security

    IP
    118.145.6.113
    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
    Good! We have not found any unencrypted email addresses.

     Sites on same ip

    suntex-systems.com.cn

    dhtech.com.cn

    aerodreamworks.com

    hzsolidworks.com

    zjsolidworks.com

    lighttech.cn

     Icons

    Favicon
    Good! The website uses favicon.

     Typos

    htech.com.cn, dxhtech.com.cn, xhtech.com.cn, dshtech.com.cn, shtech.com.cn, dwhtech.com.cn, whtech.com.cn, dehtech.com.cn, ehtech.com.cn, drhtech.com.cn, rhtech.com.cn, dfhtech.com.cn, fhtech.com.cn, dvhtech.com.cn, vhtech.com.cn, dchtech.com.cn, chtech.com.cn, dtech.com.cn, dhbtech.com.cn, dbtech.com.cn, dhgtech.com.cn, dgtech.com.cn, dhttech.com.cn, dttech.com.cn, dhytech.com.cn, dytech.com.cn, dhutech.com.cn, dutech.com.cn, dhjtech.com.cn, djtech.com.cn, dhmtech.com.cn, dmtech.com.cn, dhntech.com.cn, dntech.com.cn, dhech.com.cn, dhtrech.com.cn, dhrech.com.cn, dhtfech.com.cn, dhfech.com.cn, dhtgech.com.cn, dhgech.com.cn, dhthech.com.cn, dhhech.com.cn, dhtyech.com.cn, dhyech.com.cn, dht5ech.com.cn, dh5ech.com.cn, dht6ech.com.cn, dh6ech.com.cn, dhtch.com.cn, dhtewch.com.cn, dhtwch.com.cn, dhtesch.com.cn, dhtsch.com.cn, dhtech.com.cn, dhtch.com.cn, dhtedch.com.cn, dhtdch.com.cn, dhtefch.com.cn, dhtfch.com.cn, dhterch.com.cn, dhtrch.com.cn, dhte3ch.com.cn, dht3ch.com.cn, dhte4ch.com.cn, dht4ch.com.cn, dhteh.com.cn, dhtecxh.com.cn, dhtexh.com.cn, dhtecsh.com.cn, dhtesh.com.cn, dhtech.com.cn, dhteh.com.cn, dhtecdh.com.cn, dhtedh.com.cn, dhtecfh.com.cn, dhtefh.com.cn, dhtecvh.com.cn, dhtevh.com.cn, dhtec h.com.cn, dhte h.com.cn, dhtec.com.cn, dhtechb.com.cn, dhtecb.com.cn, dhtechg.com.cn, dhtecg.com.cn, dhtecht.com.cn, dhtect.com.cn, dhtechy.com.cn, dhtecy.com.cn, dhtechu.com.cn, dhtecu.com.cn, dhtechj.com.cn, dhtecj.com.cn, dhtechm.com.cn, dhtecm.com.cn, dhtechn.com.cn, dhtecn.com.cn

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