国产精品久久久久久久久久久新郎_欧美高清视频一区_日本精品中文字幕_久久国产精品亚洲_国产精品久久久av久久久_免费一级欧美片在线观看网站

Handan Zhengda Steel Pipe Co.,Ltd.("ZHENG DA PIPE" in Chinese for short,and "ZDP" in English for short) is one of the ten supported enterprise by Handan city goverbment, one of the top 100 enterprises in Hebei province,Leading Enterprise of Hebei Industrial Cluster,one of the top 500 manufacturers in China, one of the ...

more+

PRODUCT CENTER


more+

Project Samples

"Tianhong" and "Jili" steel pipes are widely used in key construction projects of many countries and provinces. They are widely used in oil pipelines, oil and gas transmission, water supply and drainage, tap water, fire fighting, gas, central heating, heating steam and other low-pressure fluid transmission and support, threading, steel structure, cold-formed profiles and other purposes.

News bulletin

Culture is the spiritual pillar of enterprise development. The broad and profound Chinese traditional civilization endows Zhengda with abundant corporate culture connotation. The company creatively puts forward the management concept of "treating people by Confucianism and managing factories by legalists".

No.9, Juliang Ave, Cheng'an Industrial Zone, Handan, Hebei
Qian'an Zhengda: North of Shuangma Road, Zhaodianzi Town, Qian'an, Tangshan, Hebei Province
Shanxi Zhengda: Houbei Industrial Park, Houma City, Shanxi Province

hotline

TEL:+86-310-5231366/758/756/996
ADD:No. 9 Juliang Avenue, Chengan Industrial Zone, Handan City, Hebei Province
Wechat Service Number
主站蜘蛛池模板: 成人久久久 | 韩国毛片在线观看 | 在线视频一区二区三区 | av免费在线播放 | 一区二区三区免费看 | 91中文字幕在线观看 | 日韩精品在线免费观看视频 | 99视频在线| 国产三级黄色毛片 | 情五月| 成人在线网站 | 一区二区三区四区av | 久久精品一区二区国产 | 精品一区二区久久久久久久网站 | 免费观看黄a一级视频 | 国产福利91精品一区二区三区 | 97在线免费视频 | 精品免费 | 视频精品一区 | av一区二区在线观看 | 精品国产一区二区三区在线观看 | 青青久久 | 国产一区二区久久久 | porn在线| 欧美日韩在线播放 | 日韩精品在线免费观看 | 亚洲精品视频在线播放 | 亚洲成人免费网址 | 人妖天堂狠狠ts人妖天堂狠狠 | 久久久精品一区 | 日韩午夜电影 | 狠狠爱www人成狠狠爱综合网 | 日本亚洲视频 | 亚洲一区二区三区四区在线 | 日日摸夜夜添夜夜添高潮视频 | 亚洲成av人片在线观看无码 | 亚洲一区二区中文 | 一区二区三区 在线 | 国产精品丝袜视频 | 日韩视频精品在线 | 国产精品久久久一区二区 |