成年女人片免费视频播放A,18禁黄网站网址免费

QianAn ZhengDa General Steel Pipe Co.,Ltd is affiliated with HanDan ZhengDa Steel Pipe Co.,ltd , established in October 2013 and located in the steel city of TangShan, near to four big international sea port of Qinhuangdao port, Jingtang port, Caofeidian port and Tianjin port, its geographic position is very good. From south to north, there are Beishui railway, Beiyang road, Qiancao highway. From east to west, there are Jingqian railway, Jingha highway, 102 national road, Jinqin high speed rail.
The convenient traffic will be a reliable guarantee for QianAn ZhengDa's high speed development.Our main products including the ERW pipe, hot-dip galvanized steel pipe, SSAW steel pipe, square and rectangular steel pipe,steel-plastic complex pipes. Our main manufacturing and testing equipment including the U.S. THERMTOOL high frequency welding machine, Lincoln welding machine, German direct reading spectrometer, Metallographic analysis instrument. Presently, We produce all kinds of steel pipes with the brand of“JiLi”2.6 million tons every year.
With the advantage of geography, natural resource,environment and human resource, also the development policy of scale development, professional development,our“JiLi”steel pipe has get the certificates of ISO9001-2008， ISO14001-2004， OHSAB18001-2007 and also the Special equipment manufacturing license of the People's Republic of China. We have now more than 100 sales outlets mainly in Neimeng, Northeast and Northwest of China, the sales network covers a distance more than 2000km.
With the company spirit of“Be decent man and do the great business” and the management philosophy of “ Treat people with Confucianism and manage the company with Legalism”， our company is doing our best to produce the classic steel pipe to satisfy the customer's need and also to develop the national industry.“Jili”Brand embodies the painstaking efforts of zhengda people，Converging our Wisdom，After ten years of accumulation to create her，inheritance“Rainbow”excellent quality，occupy the right place at the right time.“jili”and“Rainbow”Based on the ten years of experience，leading the industry to create brilliant.“Upright, decent,honest, generous”is the morality of the Zhengda people,“pursuit of excellence and create the eternity”is our faith.QianAn ZhengDa General Steel Pipe Co.,Ltd. will inherit all of there valuable spirit to pursuit excellence in the steel pipe industry, making the“spirited steel pipe”, to prompt the quality of the social life and prompt the transformation and upgrading of the steel pipe industry.

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

About us Production center product Project Samples Contact us Company industry Online inquiry

hotline

TEL：+86-310-5231366/758/756/996
ADD：No. 9 Juliang Avenue, Chengan Industrial Zone, Handan City, Hebei Province

Wechat Service Number

Technical support:Hebeiwangjiasiwei

在线看片免费人成视久网,被吃奶跟添下面特舒服细节,亚洲最大AV无码国产,久久久久久久综合色一本