Pile worker Xiangzuan-as a highly influential brand in the industry,it has two major production factories,LangfangXiangzuan Machinery Equipment Co.,Ltd.and Hubei Saimaisi Technology Co.,Ltd.,which have built a solid industrial map.Mr.ZuoZijian,the founder of the brand,graduated from Hebei University of Geosciences.With 17 years of continuous cultivation,he has achieved remarkable success in the field of pile foundation rotary drilling tools. construction locations of domestic and overseas customers,Mr.ZuoZijian Based on accurate insights into customer needs and considering the loading and