2016 year 9 From month to present
2011 year 6 moon-2016 year 8 moon
1991 year 5 moon-2011 year 5 moon
1983 year 6 moon-1991 year 4 moon
1971 year-1983 year 5 moon
1959 year-1970 year
1958 year
The company's leading product is a multi tube rotary jet drilling rig (Applicable to MJS construction method) With superior performance, quality, and service, Widely used in urban construction in developed areas along the southeast coast, Compared with similar foreign drilling rigs, Cost effectiveness has an absolute advantage, Compared with similar domestic manufacturers, the comprehensive performance is at the forefront, It is also the only company in China that can convert drilling rigs to high-pressure grouting pumps, Manufacturer of a complete set of self-produced supporting equipment from drilling tools to mud mixing backend.