Dezhou Sanjia Machine Manufacturing Co., Ltd. (hereinafter referred to as the company) is located in Dezhou City, Shandong Province, which enjoys the reputation of  nine major thoroughfares and the gateway to Shenjing . The company was founded in 2002 and is a high-tech enterprise integrating research and development, design, production, sales, and service of ordinary deep hole machining machines (deep hole drilling machines, deep hole drilling and boring machines, deep hole boring machines) and CNC deep hole machining machines (CNC deep hole drilling machines, CNC deep hole drilling and boring machines, CNC deep hole powerful honing machines). At present, the company has a production base covering an area of about 15000 square meters, located in the northern section of Lepu Avenue, Tianqu New District, Dezhou City, Shandong Province.

The company has a group of young talents with excellent qualities, and has introduced advanced production and processing equipment. It has nearly 23 years of research and development experience in the field of deep hole machining, and has completed the upgrade from ordinary deep hole machining machines to CNC deep hole machining machine technology; There are different types of drilling and boring equipment such as deep hole drilling machines, deep hole drilling and boring machines, deep hole boring machines, CNC deep hole drilling and boring machines, CNC deep hole strong honing machines, etc., and they have up to 21 patented technologies. The deep hole machining equipment produced is widely used in the manufacturing fields of petroleum, wind power, chemical pipelines, hydraulic cylinders, military industry, automobile manufacturing, medical equipment, engineering machinery, agricultural machinery, fiberglass, aerospace, ships, etc. Its sales network covers many countries around the world.

The company has won the favor of a large number of customers and a good reputation in the market with its attitude of  striving for excellence in products and sincere service to customers . Especially in overseas trade, we tailor professional deep hole machining equipment for our customers, making our company a leader in original product design in the industry.


The company is committed to the research and development of deep hole technology, constantly innovating, and carefully researching, designing, and manufacturing various deep hole machine tools and supporting products. Strong technical strength and design and research capabilities, as well as rich experience in deep hole machining, provide strong technical support to meet customers deep hole machining needs.

The company adheres to the development policy of customer first, quality and service first, focusing on every detail of customer needs, providing users with economical and reasonable deep hole machining solutions and equipment, meeting the needs of different users, and tailoring professional and specialized deep hole machining equipment for them, designing and manufacturing special cutting tools, fixtures, measuring tools, etc.

We can provide users with the following products:
Deep hole machining machine: machining aperture range of 3mm -1600mm.
Gun drilling machine: Processing hole diameter 1mm-40mm. Processing hole depth 5000mm.
Deep hole drilling and boring machine: machining hole diameter 20mm-1600mm, machining hole depth 16000mm.
Deep hole honing machine: Processing hole diameter of 30mm-1000mm. Processing hole depth of 16000mm. Deep hole machine implements external processing business, etc.

We strive to provide customers with good products at discounted prices, reducing their costs. Satisfy customers with our fast and thoughtful pre-sales and after-sales service.