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)
在线观看特色大片免费视频| 国产精品免费观看久久| 久久久亚洲精品一区二区三区浴池| 久久老子午夜精品无码| a国产在线v的不卡视频| 国产午夜片无码区在线播放| 亚洲最新版av无码中文字幕| 亚洲中文字幕av不卡无码| 国产精品视频二区不卡| 精品亚洲成a人片在线观看| 性色a∨精品高清在线观看| 无码丰满熟妇bbbbxxx| 天天摸天天做天天爽2019| 久久天堂无码av网站| 精品久久久久久亚洲综合网| 国产人妻无码一区二区三区免费| 无码国内精品久久人妻| 中文字幕精品视频在线看免费| 久久中文字幕人妻熟女少妇| 国产偷国产偷亚洲清高动态图| 国产精品未满十八禁止观看 | 久久久国产99久久国产久麻豆| 久久精品国产99久久六动漫 | 99ee6这里只有精品热| 免费做爰猛烈吃奶摸视频在线观看| 2020国产精品久久精品| 精品国产av无码一道| 国产精品久久久久久久久鸭无码 | 老太婆性杂交视频| 蜜桃成人无码区免费视频网站| 狠狠色丁香久久婷婷综| 国产精品嫩草99av在线| 亚洲高清一区二区三区电影 | 久久精品夜夜夜夜夜久久| 国产亚洲精品久久久久5区| 欧美日韩精品成人网站二区| 久久国产人妻一区二区免费| 人妻少妇久久中文字幕| 亚洲熟妇自拍无码区| 美国一区二区三区无码视频| 久久久久人妻一区二区三区vr|