Hunan Yier Mining Technology Co., Ltd.

Hunan Yier Machinery Technology Co., Ltd. is primarily engaged in the research and development, manufacturing, and construction of drilling equipment required for mining engineering, metallurgical engineering, and construction engineering industries. The company's employees mostly come from the technology, production, inspection, and after-sales departments of the former Hunan Nonferrous Heavy Machinery Co., Ltd. The main leaders and technical backbone have many years of experience in the mining machinery industry and have participated in and led multiple national and provincial-level scientific research projects, including the 'National 863 Program'.
As an extension of Hunan Nonferrous Heavy Machinery Co., Ltd., the company's current main products include raise drilling rigs, reverse circulation drilling rigs, down-the-hole drilling rigs, rock drilling rigs, and other mining equipment and related accessories. Among them, the articulated self-propelled raise drilling rig independently developed by the company is the first of its kind in China.
Since its establishment, the company has always adhered to a market-oriented approach, upheld the business philosophy of customer first, continuously strengthened its independent innovation capabilities, and developed a series of efficient drilling equipment suitable for domestic mining engineering needs.