又大又长粗又爽又黄少妇毛片,黑人与亚洲女人性视频,国产成人精品自在线拍,日本狂喷奶水在线播放212,人妻校园激情另类,久久www成人_看片免费不卡,蜜桃日韩一区二区三区,欧洲亚洲最大在线观看,国产成人深夜在线观看,蜜桃传媒一区二区三区

High-Tech Companies

Integration of R&D, design, production and sales

Many high customers

Hotel, government, school, hospital, office

Independent rights

Accumulated more than 50 patents

Quality management system

IS09001:2000 Quality management system

Best-selling world

Export to Southeast Asia, North America etc.

Products

Focus on the manufacture of safe smart locks, leading domestically

ABOUT US Shenzhen Gaodun Electronics Co., Ltd. focuses on the field of high-end smart locks. It is a full-industry chain enterprise integrating product development, design, manufacturing, sales, and after-sales. It is a national high-tech enterprise. The company is located in Bao'an District, Shenzhen, Guangdong Province, and specializes in providing smart door lock products and solutions for residential villas, apartments, star hotels, government agencies, schools, hospitals, and modern offices.

Cases

Various hotel, government, school, hospital, office smart door locks

News

Smart door lock solutions, the latest industry trends

At the 17th Guangzhou Construction Expo, Gao Dun will meet you at booth 07, hall 4.1

2021-09-09

At the 17th Guangzhou Construction Expo, Gao Dun will meet you at booth 07, hall 4.1

At the 17th Guangzhou Construction Expo, Gao Dun will meet you at booth 07, hall 4.1

More >>

The company moved to a new factory, factory address: building 11, No. 2 Industrial Zone, Shajing Heyi village, Bao'an, Shenzhen

2021-09-09
The company moved to a new factory, factory address: building 11, No. 2 Industrial Zone, Shajing Heyi village, Bao'an, Shenzhen

Xiaodun Internet cloud smart lock grandly launched

2021-09-09
Xiaodun Internet cloud smart lock grandly launched

Goodum company has obtained the national high-tech enterprise certification

2021-09-09
Goodum company has obtained the national high-tech enterprise certification

About Us

Products

Cases

News

Contact Us

Shenzhen Goodum Electronic Co., Ltd.
Address: 1st, 2nd, and 3rd floors of Building O, Dongbao Industrial Zone, Shasi Community, Shajing Street, Bao'an District, Shenzhen City
Tel: 0755-29875337
Fax: 0755-81499360
Website: www.hn3000.com

Sweep more wonderful

CopyRight ? 2021 Shenzhen Goodum Electronic Co., Ltd. All rights reserved. 粵ICP備17052768號(hào)

Online
Service



ConsultationTime：9:00-18:00

Select customer service:

QQ 1
QQ 2

Hot
Line



4006-830-886
7*24H Service

Follow
Us

Website

感谢您访问我们的网站，您可能还对以下资源感兴趣：

又大又长粗又爽又黄少妇毛片,黑人与亚洲女人性视频,国产成人精品自在线拍,日本狂喷奶水在线播放212,人妻校园激情另类,久久www成人_看片免费不卡,蜜桃日韩一区二区三区,欧洲亚洲最大在线观看,国产成人深夜在线观看,蜜桃传媒一区二区三区

国产又粗又长又爽又黄的视频| 真人性囗交69视频| 爽到高潮无码视频在线观看| 日韩亚洲麻豆激情四射| 日韩高清在线观看视频| 日韩乱码人妻无码中文字幕| 精品敦女久久久久久| 精品日韩精品国产另类专区| 樱花草在线观看播放www| 中文av日韩一区二区| 国产一区二区在线观看的| 日本午夜理论一区二区在线观看| 亚洲区偷拍自拍29p| 午夜亚洲一区二区三区| 亚洲毛片不卡av在线播放一区| 午夜av一区二区三区| 国产夜色撩人最新地址| 成人午夜激情在线播放| 中文字幕亚洲一区二区三区| 暖暖视频日本在线观看| 永久黄网站色视频免费直播| 日韩精品一卡二卡专区| 丰满人妻一区二区三区五区| 97精品国产97久久久久久| 欧亚欧洲码国产| 久久高清免费中文字幕| 国产日本精品视频在线观看| 亚洲精品一区二区三区蜜臀| 国产乱老熟视频乱老熟女| 日韩中文字幕亚洲精品| 爱草草成人在线观看视频| 国产精品星空无限传媒| 青青草一区在线观看视频| 亚洲精品伦理一二三区| 四虎在线观看国产一区| 双乳被老汉揉搓a毛片免费观看| 午夜福利激情四射av| 极品少妇被啪到呻吟喷水| 久久精品国产亚洲一区| 国产又长又粗的视频| 国内大量揄拍人妻精品視頻|