国产乱人激情H在线观看,欧洲无线一线二线三线区别大吗,在线aⅴ亚洲中文字幕,无码人妻精品一区二区三区在线

Welcome to jiangsu xinpeng jiahe construction technology co., LTD.

Scan view mobile phone station
Scan public attention number

TEL：+86-0516-83202818

中文 | English

Current position:Home - News - News

: Steel structure roof waterproof plugging project
2020-04-02
1. Quick-setting plugging spirit:Quick-setting type plugging system is inorganic rigid plugging material. The product is gray powder. It can be used after mixing with water. The construction is complet…

: Characteristics of high-rise building with hanging structure
2020-04-02
What are the characteristics and advantages of using a suspended structure for high-rise buildings? Steel structure manufacturers and everyone understand the characteristics of high-rise buildings usi…

: Manufacturing process of steel structure grid
2020-04-02
The production process of steel structure grid:1. Mechanical index of steel structure: The mechanical index of structural steel includes yield point, tensile strength, elongation and low temperature im…

11 Record?Prev 12Next?

Contact us

Address: 17th Floor, Office-B, Blue Ocean, Greenland Business City, Yunlong District, Xuzhou City

Business Department Tel: +86-0516-83202818

Manager Zhang: +86-13815308299

Manager Sun: +86-15251505515

Company mailbox: xpjhjs001@163.com

Online message

Copyright ? 2020 all rights reserved ?Jiangsu Xinpeng Jiahe Construction Technology Co., Ltd.

Platform support：

Design and production:

亚洲精品日本久久电影| 四虎影视影院免费观看| 免费国精产品一品二品| 10000部拍拍拍免费视频| 国产精品天干天干在线观看| 亚洲桃色AV无码|