SEO report of crystal-optech.com

水晶光电

www.crystal-optech.com/

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.crystal-optech.com/

Character length : 23

Title
水晶光电
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
XHTML 1.0 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
水晶光电

Character length : 4

Improve! The website address (title) should be between 10 and 70 characters in length.
Text / HTML ratio
Ratio : 16%

Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
H1H2H3H4H5H6
000000

No "H" tags found

Heading structure in the source code
    Word cloud
    • series4
    • 联系我们3
    • 显示系列3
    • 反光材料系列3
    • 光学部品系列3
    • 招贤纳士2
    • 人才理念2
    • 人力资源2
    • 员工风采2
    • 荣誉资质2
    • 信息披露2
    • optical2
    • view2
    • 互动易2
    • 发展历程2
    • 互动平台2
    • 股票走势2
    • 公司公告2
    • led板块2
    • 产品中心2
    • 显示板块2
    • 光学板块2
    • 董事长致辞2
    • 蓝宝石系列2
    • 自动化及装备板块2
    • 反光材料板块2
    • 新闻资讯2
    • 公司内刊2
    • 公司简介2
    • 行业资讯2
    • 水晶概览2
    • 公司动态2
    Keyword matrix
    wordtitledescriptionsheading
    series
    联系我们
    显示系列
    反光材料系列
    光学部品系列
    招贤纳士
    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 36 images on this web page.

    Alternate attributes for the following 36 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
    31
    Number of source domains
    2
    Render blocking resources
    The elements below are blocking the “above the fold” rendering.
    List of render blocking css files
    • http://crystal-optech.com/Public/Mobile/css/style.css

     Speed test – Javascript

    Javascript
    Good! Just a few javascript files are detected on the website.
    • http://www.crystal-optech.com/Public/Home/js/jquery-1.10.2.min.js
    • http://www.crystal-optech.com/Public/Home/js/bn.js
    File size of all javascript files combined
    116.02KB
    Javascript minifying
    Great! The Javascript files are minified.

     Speed test – CSS

    CSS
    Good! Just a few CSS files are used on this website.
    • http://www.crystal-optech.com/Public/Home/css/style.css
    File size of all css files combined
    20.31KB
    CSS minifying
    You can save 735B (17% compression) on the analysed URL by minifying the CSS files.

     Speed test – Compression

    Uncompressed size of the of the HTML
    6.69KB
    Gzip compression
    Your site uses compression.

     Speed test – Browser cache

    Number of static resources (image, JS, CSS)
    28
    Browser cache
    The browser cache is not set correctly for all elements.
    URLDuration
    http://crystal-optech.com/Public/Mobile/css/style.cssExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/back1.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/dot.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/dot1.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/home.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/home1.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/icon1.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/icon3.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/img2.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/img5.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/img7.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/img8.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/line.jpgExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/line2.jpgExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/line4.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/logo.jpgExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/map.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/nav.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/sms.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/images/tel.pngExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/js/jquery-1.10.2s.min.jsExpiry time is not specified
    http://crystal-optech.com/Public/Mobile/js/jquery.flexslider-min.jsExpiry time is not specified
    http://crystal-optech.com/.. /55d56cd328dc2.jpgExpiry time is not specified
    http://crystal-optech.com/.. /55da7bf21c005.jpgExpiry time is not specified
    http://crystal-optech.com/.. /56de3d1a11172.jpgExpiry time is not specified
    http://crystal-optech.com/.. /5ac177b625dfd.jpgExpiry time is not specified
    http://crystal-optech.com/.. /5acd6e73092c4.jpgExpiry time is not specified
    http://crystal-optech.com/.. /5ae1785f9e41d.jpgExpiry time is not specified

     Speed test – Images

    File size of all images combined
    1.02MB
    Image optimisation
    You can save 706.4KB (68% compression) by optimising the images below:

     Links

    We found a total of 57 different links.
    Internal links: 48
    External links: 9

    External links:

    Link text (anchor) Link strength
    互动平台
    信息披露
    互动易
    OA系统
    邮箱登录
    互动易
    晶景光电
    夜视丽
    翰臣科技

    Internal links:

    Link text (anchor) Link strength
    http://www.crystal-optech.com/Home/Index/index.html
    首页
    产品中心
    光学部品系列
    显示系列
    蓝宝石系列
    反光材料系列
    产业布局
    光学板块
    显示板块
    LED板块
    反光材料板块
    自动化及装备板块
    新闻资讯
    公司动态
    行业资讯
    公司内刊
    水晶概览
    公司简介
    董事长致辞
    发展历程
    荣誉资质
    联系我们
    人力资源
    人才理念
    人才培养
    招贤纳士
    员工风采
    投资者关系
    股票走势
    公司公告
    CN
    EN
    http://www.crystal-optech.com/#
    光学部品系列Optical parts series
    显示系列Optical display series
    LED&蓝宝石系列LED & Sapphire series
    反光材料系列Reflective materia series
    VIEW MORE
    http://www.crystal-optech.com/Home/Industry/detail/id/5.html
    http://www.crystal-optech.com/Home/Industry/detail/id/4.html
    http://www.crystal-optech.com/Home/Industry/detail/id/3.html
    http://www.crystal-optech.com/Home/Industry/detail/id/10.html
    http://www.crystal-optech.com/Home/Industry/detail/id/8.html
    01 水晶光电2016年度表彰大会暨精益管理大会隆重召开2017-01-18 1月18日下午，在星星集团13号楼大会议室隆重召开了公司2016年度表彰大会暨精益管理大会。
    02 江西省委副书记、省长刘奇莅临我司调研2016-12-29 11月29日上午，江西省委副书记、省长刘奇莅临江西水晶光电有限公司调研
    03 水晶光电2017年度工作会议隆重召开2016-12-26 水晶光电2017年度工作会议隆重召开
    VIEW MORE

     Website security

    IP
    121.42.111.4
    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

    toop-tech.com

    toop-tech.com

    crystal-optech.com

    crystal-optech.com

    bcmandarinschool.com

    bcmandarinschool.com

     Icons

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

     Typos

    rystal-optech.com, cxrystal-optech.com, xrystal-optech.com, csrystal-optech.com, srystal-optech.com, crystal-optech.com, rystal-optech.com, cdrystal-optech.com, drystal-optech.com, cfrystal-optech.com, frystal-optech.com, cvrystal-optech.com, vrystal-optech.com, c rystal-optech.com, rystal-optech.com, cystal-optech.com, creystal-optech.com, ceystal-optech.com, crdystal-optech.com, cdystal-optech.com, crfystal-optech.com, cfystal-optech.com, crgystal-optech.com, cgystal-optech.com, cr4,ystal-optech.com, c4,ystal-optech.com, crtystal-optech.com, ctystal-optech.com, cr5ystal-optech.com, c5ystal-optech.com, crstal-optech.com, crytstal-optech.com, crtstal-optech.com, crygstal-optech.com, crgstal-optech.com, cryhstal-optech.com, crhstal-optech.com, cryjstal-optech.com, crjstal-optech.com, cryustal-optech.com, crustal-optech.com, crytal-optech.com, crysqtal-optech.com, cryqtal-optech.com, cryswtal-optech.com, crywtal-optech.com, crysetal-optech.com, cryetal-optech.com, crysztal-optech.com, cryztal-optech.com, crysxtal-optech.com, cryxtal-optech.com, crysctal-optech.com, cryctal-optech.com, crysal-optech.com, crystral-optech.com, crysral-optech.com, crystfal-optech.com, crysfal-optech.com, crystgal-optech.com, crysgal-optech.com, crysthal-optech.com, cryshal-optech.com, crystyal-optech.com, crysyal-optech.com, cryst5al-optech.com, crys5al-optech.com, cryst6al-optech.com, crys6al-optech.com, crystl-optech.com, crystaql-optech.com, crystql-optech.com, crystawl-optech.com, crystwl-optech.com, crystazl-optech.com, crystzl-optech.com, crystal-optech.com, crystl-optech.com, crystaxl-optech.com, crystxl-optech.com, crystasl-optech.com, crystsl-optech.com, crysta-optech.com, crystalp-optech.com, crystap-optech.com, crystalo-optech.com, crystao-optech.com, crystal-optech.com, crysta-optech.com, crystali-optech.com, crystai-optech.com, crystalk-optech.com, crystak-optech.com, crystalm-optech.com, crystam-optech.com, crystal.-optech.com, crysta.-optech.com, crystaloptech.com, crystal-=optech.com, crystal=optech.com, crystal-_optech.com, crystal_optech.com, crystal-0optech.com, crystal0optech.com, crystal-+optech.com, crystal+optech.com, crystal-*optech.com, crystal*optech.com, crystal-9optech.com, crystal9optech.com, crystal-ptech.com, crystal-oiptech.com, crystal-iptech.com, crystal-okptech.com, crystal-kptech.com, crystal-olptech.com, crystal-lptech.com, crystal-optech.com, crystal-ptech.com, crystal-opptech.com, crystal-pptech.com, crystal-o9ptech.com, crystal-9ptech.com, crystal-o0ptech.com, crystal-0ptech.com, crystal-otech.com, crystal-opotech.com, crystal-ootech.com, crystal-opltech.com, crystal-oltech.com, crystal-op0tech.com, crystal-o0tech.com, crystal-op-tech.com, crystal-o-tech.com, crystal-optech.com, crystal-otech.com, crystal-op_tech.com, crystal-o_tech.com, crystal-opech.com, crystal-optrech.com, crystal-oprech.com, crystal-optfech.com, crystal-opfech.com, crystal-optgech.com, crystal-opgech.com, crystal-opthech.com, crystal-ophech.com, crystal-optyech.com, crystal-opyech.com, crystal-opt5ech.com, crystal-op5ech.com, crystal-opt6ech.com, crystal-op6ech.com, crystal-optch.com, crystal-optewch.com, crystal-optwch.com, crystal-optesch.com, crystal-optsch.com, crystal-optech.com, crystal-optch.com, crystal-optedch.com, crystal-optdch.com, crystal-optefch.com, crystal-optfch.com, crystal-opterch.com, crystal-optrch.com, crystal-opte3ch.com, crystal-opt3ch.com, crystal-opte4ch.com, crystal-opt4ch.com

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