亚洲第一天堂无码专区,精品 日韩 国产 欧美 视频,丝袜 中出 制服 人妻 美腿,av无码免费一区二区三区

About Huafeng

Zhejiang Huafeng new material Co., Ltd. is a state-level high-tech enterprise integrating R & D, production, and sales of new pipe materials. Founded in 1998, the company is headquartered in Hangzhou Zhejiang, covering an area of about 80000 square meters with a registered capital of 62 million yuan. After more than 20 years of development, Huafeng company has gradually grown into a new pipe manufacturer and service provider of rainwater and sewage pipe network solutions with great influence in China.


Brand

With more than 20 years of experience in the production of underground directly buried pipes, it is one of the top 100 enterprises in China's plastic industry.

Production

It has 5 production lines of glass fiber reinforced plastic sand-filled pipes (continuous winding process) at the international leading level, with an annual output of 60,000 tons of pipes

R&D

It has a provincial-level technology research and development center and a dedicated laboratory.

Qualification

"Zhejiang Famous Brand Product, National High-tech Enterprise" and other honorary titles

Quality and Service

Pledge:

"First-class products, first-class services, perfect innovation, customer satisfaction", to provide customers with high-quality products and services on time……

?

Products

Case

Xi'an xianyang airport expansion project

Inferior bay road phase ii EPC general contracting project

Canal section of the waterway regulation project in hangzhou, zhejiang province, eight fort (lock)

Yuhang road sewage pipeline engineering

Zhejiang huzhou city sewage zero straight line engineering

Become Our Partner

Choose Us and Gain a Competitive Advantage
24 Hours Order Execution
On-time delivery
?
為您報(bào)價(jià)
无码人妻一区二区三区兔费| 文中字幕一区二区三区视频播放| 久久无码专区国产精品| 国产伦精品一区二区三区妓女下载 | 中文字幕亚洲欧美在线不卡| 亚洲女线av影视宅男宅女天堂| 无码专区狠狠躁天天躁| 18禁黄网站禁片免费观看国产| 中文有码无码人妻在线| 永久黄网站色视频免费直播| 久久人人爽人人爽人人片av麻烦| 给我免费的视频在线观看| 亚洲熟妇无码av在线播放| 黄页网站18以下勿看| 国产偷国产偷亚洲清高孕妇| 激情国产一区二区三区四区小说| 五月丁香六月狠狠爱综合| 少妇高潮喷潮久久久影院| 亚洲欧美一区二区成人片 | 7777精品久久久大香线蕉| 2018年亚洲欧美在线v| 亚洲国产精品无码中文字app| 国产精品久久久久久人妻精品18| 明星性猛交ⅹxxx乱大交| 成人无码a片一区二区三区免| 成年免费视频黄网站在线观看| 亚洲熟妇丰满大屁股熟妇| 67194熟妇人妻欧美日韩| 精品亚洲国产成人av不卡| 日本污ww视频网站| 18禁黄污吃奶免费看网站| 在线成人一区二区| 丰满人妻被中出中文字幕| 亚洲女女女同性video | 亚洲欧美成αⅴ人在线观看| 在线精品国精品国产尤物| 日韩人妻无码一区二区三区| 边做饭边被躁bd苍井空图片| 国产又黄又硬又湿又黄的| 久久婷婷五月综合色高清| 免费国产污网站在线观看不要卡 |