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 .

 



国产剧情av精品迷奷| 人妻借种太粗进不去| 免费无码av一区二区三区| 极品教师在线观看免费完整版| 少妇又色又紧又爽又刺激视频| 野花免费观看高清视频6| 粗大好烫轻点太深好硬好涨视频| 少妇被又大又粗又爽毛片欧美| 国产一区二区三区乱码| 久久国产精品成人片免费| 亚洲欧美精品aaaaaa片| 男男吹潮视频chinese| 地铁上两个人一前一后攻击| 国内永久免费crm系统| 国产精品黄在线观看免费软件| 无码精油按摩潮喷在播放| 国产精品爽黄69天堂a| 强行无套内谢大学生初次水| 久久久久99精品成人片a片试看 | 久久水蜜桃亚洲av无码精品 | 嗯啊开小嫩苞好深啊h服务员| 日韩在线视频| 日韩国产精品无码一区二区三区 | ass日本少妇高潮pics| 巨大巨粗巨长 黑人长吊| 国产肉体xxxx裸体784大胆| 波多野结衣av| 国产一区二区三精品久久久无广告| 体育老师把我C了一节课作文| 嗯啊开小嫩苞好深啊h服务员| 成人做受视频试看60秒| 色欲av精品人妻一区二区| 色情推油按摩g点高潮无码视频 | 性xxxfreexxxx国产| 一女被五男在别墅调教| 天堂8中文在线最新版官网| 欧洲多毛BBBBXXXX| 成人免费毛片aaaaaa片| 久久精品午夜一区二区福利| 免费无码一区二区三区蜜桃大| 久久99精品国产99久久|