Hebei Zhongyuan Steel Pipe Manufacturing Co.,Ltd's workers are checking their products,which will be exported to Venezuela. This company's "SHI XING"Brand has been granted national famous trademark , which is the first one in Ynashan county.
Hebei Zhongyuan Steel Pipe Manufacturing Co.,Ltd's workers are checking their products,which will be exported to Venezuela. This company's "SHI XING"Brand has been granted national famous trademark , which is the first one in Ynashan county.
