Cylinder boring mill  Manufacturers, Traders, Suppliers

Quality first. Reputation established.
Under the long-term corporate philosophy of quality first and customer first, all employees of Cheng Yi Precision Technology Co., Ltd. and the company have been growing steadily together. Our related company is Long Jian Rong Enterprise Ltd. (LJR), which is responsible for the production of automatic bar feeder parts, while CHENG YI is responsible for the production of lathe parts. The CHENG YI, LJR dual brand is marketed all over the world.
Our company upholds the principle of equality and mutual benefit. We have built up a core competitive advantage with a sound management system and quick response to the market. Thus, established a good reputation and cooperation base. We have been cooperating with dozens of automatic bar feeder companies and CNC automatic lathe companies in China and abroad for decades. Our products are sold in 27 countries in Europe, USA, and Asia. With excellent technology and experience, we provide our customers with top quality products. With innovations and breakthroughs, we achieve business sustainability.


We are committed to satisfying our customers' needs with our customer-first and enthusiastic service. We are constantly developing new products and equipment. In addition, we continue to improve our manufacturing technology and strict quality control to provide our customers with different needs and to win their trust with prompt delivery. We welcome machine manufacturers, hardware dealers and distributors from all over the world to discuss with us cooperation.
Through the efforts of all the employees over the years, we have cooperated with 33 automatic bar feeders around the world. We continue to expand our operations, keep our philosophy of continuous improvement, to provide the best C/P value products to our customers. We constantly take the challenge of meeting the product quality of advanced countries like Germany and Switzerland. Our ultimate goal is to surpass Germany and Switzerland.

Kennametal is the premiere global provider of metalworking solutions using tungsten carbide inserts

Jiangsu dongqing CNC machine tool co., ltd. was founded in 1958, covering an area of 40,000 square meters, plant area of 30,000 square meters; With assets of more than 60 million yuan, the company owns more than 2000 sets of precision machining equipment such as processing center, large precision grinder, large guide rail grinder, planar milling machine and large foundry workshop, as well as testing center, complete testing means and perfect quality management system.

The company was rated as AAA credit enterprise by jiangsu dongyu international consulting and evaluation co., ltd. and passed ISO90001; 2000 international quality system certification and environmental system certification, export product quality permit approval, for three consecutive years as trustworthy product market of jiangsu province, jiangsu province high-tech products, taizhou protection products and win the title of famous trademark in jiangsu province. The company was identified as high-tech enterprises in jiangsu province, jiangsu province advanced technology enterprise with foreign investment.

With more than 600 employees, a large number of engineers and technicians are engaged in product development and design, product manufacturing and quality control.

The main products are dk7725-dk77100 seven series, linear cutting,12,30,60,90 taper cutting, more than 20 varieties of edm CNC wire cutting machine tools, edm forming machine tools, edm high-speed piercing machine, CNC milling machine; In the industry has a high visibility.

"To create a strong competitive brand with our products, management and services" is the grand goal of enterprise development, and "to continuously pursue customer satisfaction and make contributions to social development and human progress" is our business purpose and philosophy. The dongqing people in the endeavor have poured into the care and support of friends from all walks of life. We would like to express our heartfelt thanks! We will repay the society and friends from all walks of life with hundredfold efforts and services!

BOFENG Machinery have specialized in producing and exporting Machining Equipment for more than 18 years, we are a group with 4 factories located in Jiangsu province.

We are ISO9000 certified enterprise, some products has been CE certified and exported to Europe. Totally we have exported to more than 50 countries and had dealers and partner in about 20 countries. BOFENG not only supply machines, but also supply complete solutions and special customized machines. All our machines are widely used in precise machining such as Large scale bearing, Automotive, aircraft and other heavy industry, mold center. for mold center and machining workshop from more than 20 engineers in different fields.