老太奶性BBWBBW免费看,天天做天天爱夜夜爽女人爽,99久久无码一区人妻,欧乱色国产精品兔费视频

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