久久96国产精品久久久,欧美巨大另类极品videosbest,亚洲成AV人片在线观看,狠狠色婷婷久久综合频道毛片

Welcome to Hunan Zhengyang Photoelectric Technology Co. Ltd!

中文| English

ABOUT US

Home> ABOUT US

About Zhengyang

Hunan Zhengyang Photoelectric Technology Co Ltd is a big enterprise specialized in Lighting project, design, fabrication, installing and maintenance of large lighting art. It is one of the state first class enterprise in Hunan province, Our business scope is : city lighting environment, lighting project design and construction for   square ,road, bridge and large Building ( hotel indoor and outer door), professional design and construction of lighting and intelligent control system. Lighting project consultation, price quotation, audit. Design and construction of Large indoor and outdoor LED display , sign, guide system display and so on.

We fully aware of our enterprise is driving onward by the qualified personnel, we gathered a group of high-quality management and technical personnel. We have complete certifications, strict management, advanced technology and strong strength. We have obtained the city and road lighting project a class certification and lighting project b class certification. We also have  (GB/T 1991-2008/ISO 9001:2008+GB/T  50430-2004)  ENGINEERING CONSTRUCTION ORGANIZATION QUALITY MANSGMENT SYSTEM CERTIFICATE. (ISO14001:2004 GB/T24001-2004) ENVIRONMENTAL MANAGEMENT SYSTEM CERTIFICATE.(OHSAS 18001:2007 GB/T 28001-2011 )OCCUPATIONAL HEALTH AND SAFETY MANAGEMENT SYSTEM CERTIFICATE. safety standardization certification of Hunan province, we have been awarded as AAA Credit Enterprise ,Hunan Famous Trademark ,we also known as a heavy quality and trustworthiness company in Hunan province, Good Quality, Faith Demonstration Enterprise In China,  Hunan Honest Enterprise ,Hunan Top 100 Of Honest Brand, Hunan Top Quality And Service Units, Hunan E-commerce Demonstration Units, Member Of Hunan Electronics Association, Advanced Units Of Hunan Lighting Association .Top 10 Excellent Lighting Engineering of The 5th “Golden Finger”,  Top 10 Excellent Lighting Design Company of The 6th “Golden Finger” , The First Prize In Landscape Lighting Engineering Construction, Landscape Lighting Engineering Construction Of Outstanding Units and so on.  we have a experienced and professional lighting project installation team and advanced engineering equipment which Makes our project in high quality and a leading position  .

With a  purpose that honest is the first and customer is the highest , our business now is standing firmly in Hunan province and expanding worldwide,  our business scope is enlarging to many fields, such as finance, industry, tax, traffic, hospital,  education, airline, customs, insurance, telecommunication, which covers the whole world.

It is deemed that We will be a first class enterprise by keeping in development of  effective management and technology with a group of hard working staff and reliable customers .

Cooperation model: Whatever where are you from, you can contact with us at any time when you have lighting project materials.

 Cooperation Principle: Joint investment, Joint adventure, Sharing benefits, Smooth cooperation, Closely work. Seize market opportunities together for city lighting . It is our common goal to help you and your company to be succeed and wealthy. We hope to create a prosperous future by together with our partners all around the world .

 



无码国产一区二区三区四区| 亚洲av成人精品网站在线播放| 亚洲国产天堂久久综合| 人人澡人人透人人爽| 我疯狂的挺进老师的身体| 色妞av永久一区二区国产av| 日本乱妇乱熟乱妇乱色a片| 无码日韩精品一区二区免费暖暖| 狠狠躁日日躁夜夜躁a片| 风韵丰满熟妇啪啪区老熟熟女| 欧美日韩精品乱国产| 久久久欧美国产精品人妻噜噜| 97无码精品人妻一区二区| 欧美性色黄大片a级毛片视频| 欧美,日韩,国产,专区| 久久九九精品99国产精品| 亚洲成熟丰满熟妇高潮xxxxx | 被学长c了一节课怎么办| 国内精品久久久久久久影视麻豆| 色婷婷亚洲一区二区三区 | 日韩乱码人妻无码中文字幕| 国产熟妇无码a片aaa毛片视频| 国产精品揄拍100视频| 99久久久精品免费观看国产| 欧美乱妇高清无乱码在线观看| 最近最新的日本字幕mv| 天堂AV无码一区二区三区| 亚洲AV无码专区在线观看成人| 久久久久噜噜噜亚洲熟女综合| 孩交bbwxxxx| 学生16女人毛片免费视频| 狠狠人妻久久久久久综合九色| 午夜精品久久久久久久无码| 国产成人亚洲精品无码影院bt| 与亲女洗澡伦了东北| 无套和妇女做内谢| 18videosex性欧美69| 亚洲欧洲∨国产一区二区三区| 啪啪东北老熟女45分钟| 哔哩哔哩免费观看入口| 国产99视频精品免视看9|