best quality professional Factory price rock drilling 350m crawler portable water well drilling rigs for sale

Our company is specialized in the production, processing and sales of mechanical & electric equipment. . There are over 200 employees, more than 30 technicians, and over 100 sets of various manufacturing equipment, including: large scale forcing press machine, digital lathe, digital wire-electrode cutting equipment, various processing machines and equipment, etc. Our company owns national patents and proprietary technology with independent intellectual property right. We have a full set of manufacturing techniques and complete quality control devices.