ABOUT US

H.H. Drill-Tech Drilling Machinery Co., Ltd. is a hi-tech enterprise specializing in design and manufacture geotechnical drilling equipment in China. The company was established in 2015 by undertaking all the assets, liabilities, staff members, employees and the professional business of the former Lianyungang Huanghai Machinery Co., Ltd., originally, it had been the Northwest Exploration Machinery Factory of the Ministry of Geology and Mineral Resources the stated owned enterprise established in Wushan County, Gansu Province in 1970 and the whole factory was relocated to Lianyungang, Jiangsu Province in 1995.

Covering an area of 191,400m2, with construction area of 103,700m2 and more than 450 sets of production and testing equipment/instruments, the company owns production capacity of structural parts welding, machining, heat treatment, painting and assembly. As a large-scale geotechnical drilling equipment manufacturing enterprise in China, our company has strong competitive advantages in the field of medium and deep hole wire line core drilling equipment and in the field of trenchless construction equipment.

15W+

Production Base

32

R & D patent

80

Certificates

100+

R&D Team

Main Products

THREE CORE DRIVE

WIN-WIN FUTURE

STRONG TECHNICAL SUPPORT

MATURE PROCESS SYSTEM

PERFECT AFTERSALES SERVICE

H.H.Drill-Tech Drilling Machinery

Our products have been sold to 33 provinces, municipalities and autonomous regions, and exported to more than 40 countries and regions. From 2008 to 2014, we have been recognized as the national "leading enterprise in the manufacturing industry of special equipment for geological exploration" for seven consecutive years.

H.H.Drill-Tech Drilling Machinery

The company covers an area of 191400 square meters, construction area of 103700 square meters, production equipment, testing equipment more than 450 sets, with geological exploration technology and equipment, coal bed methane drilling technology and equipment, engineering pile drilling technology and equipment, trenchless pipe laying technology equipment and supporting RIGS, drilling tools, mud pump design and production of integrated machinery manufacturing capacity



H.H.Drill-Tech Drilling Machinery

After 50 years of development, the company has accumulated profound knowledge in the industry and key technologies as well; ours was rewarded the first prize of Science and Technology Award of Ministry of Land and Resources in 2013 for "Key Technology and Drilling Rig Series of High Performance Full Hydraulic Geological Drilling Machine". HXY-9B Spindle Core Drilling Rig has completed "the deepest drilling hole for rock gold exploration in China", with the final depth of boring hole at 4,006.17 meters and the final diameter of 75mm, which has pioneered deep drilling for minor diameter drilling holes in solid mineral exploration in China.


NEWS & EVENT