国产99视频精品免费视频免里_国产午夜电影在线观看不卡_国产精品久久天天影视_青青青国产精品手机在线观看_久久久国产精品va麻豆_99re热久久精品这里都是精品_91麻豆国产福利精品_91精品婚内出轨bd在线_国产午夜精品不卡观看

Zhiyuanda technology co. Ltd. is a professional corporation  specialized in the sales and R&D service of electronic components, having a professional technical team and the perfect sales system.

On the base of the sales concept serve market by proffesion, gain trust by quality, Zhiyuanda provides comprehensive and thoughtful service for our customers. In accordance with different demands of customers, we can provide an all-in-one solution by making related knowkegde trainning, recommending appropriate product as well as assisting in design.

We sincerely look forward to cooperating with our old and new customers and creating a glorious future togther.

 

Welcome your consultation!

TEL：0755-83407257    FAX：0755-86409496    MOBILE：13500042204  

 E-MAIL：smartlong@zydtech.com

• 2014-05-15方案應(yīng)用產(chǎn)品
• 2014-05-15方案應(yīng)用
• 2014-05-15內(nèi)置監(jiān)控微型直放站