Hangzhou Shuanglong Machinery Co., Ltd. started from scratch in the early 1980 s. With the reform and opening up and the fighting spirit of Shuanglong people, the company has grown from small to large, from weak to strong, and has gradually developed into a leader in the national drilling machine production industry. The scale of production and operation and the level of product technology and quality rank first in the domestic industry. At present, the company has three wholly-owned companies and a number of holding companies and shareholding companies, forming a metal smelting, casting, machinery manufacturing as the main industrial chain, with large-scale, numerical control, mechanical and electrical integration as the product development direction, set research and development, production, investment in one, advanced equipment manufacturing group enterprise entity.

Hangzhou Shuanglong Machinery Co., Ltd. is located in Liangzhu Street, Hangzhou City, a famous historical and cultural town of "Liangzhu Culture". It is close to National Highway 104 and the exit of Dou Liangzhu in Nanzhuang, Hangzhou around the city. It is located at No. 8, Lucky Road. The transportation and logistics are extremely developed and convenient, and the cultural environment and social customs are excellent. The company covers an area of 20000 square meters, the number of employees more than 100, the registered capital of 10 million yuan. It mainly produces automatic and numerical control drilling machine products such as "Qilong" brand industrial bench drill, drilling and milling machine, tapping machine, drilling and tapping dual-purpose machine, vertical drilling machine, radial drilling machine, etc., with an annual production capacity of 30000 sets, with 8 series and more than 70 varieties. The products are sold to all provinces, cities and regions in China, and exported to many countries and regions. There are hundreds of distribution points in China, and a nationwide sales network and after-sales service system have been established. Advanced technology, complete production equipment and testing instruments, stable and reliable product quality, strong after-sales service, products and services have won unanimous praise from users. The company adheres to the corporate culture spirit of "honesty and pragmatism, keeping pace with the times and taking off", and has won the title of "AAA credit rating enterprise" year after year. The products are produced and inspected in strict accordance with national standards and enterprise standards. The enterprise has passed the ISO9001:2008 international quality system certification and was rated as a high-tech enterprise in Zhejiang Province in 2014.

The other two wholly-owned companies that belong to the same legal person as Hangzhou Shuanglong Machinery Co., Ltd. are: Anhui Shuanglong Machine Tool Manufacturing Co., Ltd. and Nanling Jinlong Machinery Casting Co., Ltd. Anhui Shuanglong Machine Tool Manufacturing Co., Ltd. is located in Lu'an City, Anhui Province, an old revolutionary base area. Founded in the 1960 s, it is the original machine tool production factory. Hangzhou Shuanglong Machinery Co., Ltd. invested in the overall acquisition in 2003 and after effective integration, the area has expanded from 125000 square meters to 200000 square meters now. The variety, quantity and structure of products have been rapidly increased and improved, ranking among the advanced ranks of domestic machine tool manufacturing. The main products are "Qilong" brand CW61/232B, CW61/240, C630 series machine tools, CK6132, CK6128 series numerical control machine tools and CJK3163 series economical numerical control machine tools, and CW6163A, CW6180C, CW6150A series machine tools, etc. Nanling Jinlong Machinery Casting Co., Ltd. is located in Nanling County, Anhui Province. Hangzhou Shuanglong Machinery Co., Ltd. invested and built in 2006, covering an area of 135000 square meters. Specializing in the production of various grades and types of iron castings, especially good at manufacturing large and super large castings, with an annual production capacity of nearly 100000 tons, it is one of the largest advanced casting enterprises in Anhui Province and even in East China. The high-quality iron castings produced by it can not only meet the production needs of Hangzhou Shuanglong drilling machine products and Anhui Shuanglong machine tool products, but also provide supporting services for domestic large and medium-sized equipment manufacturing enterprises.

The company adheres to the tenet of "quality first, customer first" management and service, and actively exerts the advantages of the group business model and its industrial chain production methods to provide users with excellent quality, reasonable prices, complete varieties, and excellent performance of mechanical equipment products and High-quality and efficient service.