Guangzhou Huanyu Drilling Machinery Co.,Ltd.,founded in March,1993, is a share-holding enterprise, with main products including: drilling rigs, drilling accessories, drilling tools, drilling rod, PDC drill and alloy drill. For many years, the company keeps product quality and service developing with professional techniques, excellent equipment and advanced management, and products sell them to both home and abroad. The company has engineering business including： engineering geological exploration, mechanical drilling and dewatering project, prestress anchorage cable, anchoring and shotcreting project, bored pile project.