The brands of excavators are:

Komatsu: Komatsu (China) Investment Co., Ltd. adheres to Komatsu Group’s global development strategic thinking and earnestly implements the group’s “quality and trust” and “ The business policies of "paying attention to corporate governance" and "promoting product manufacturing". After the establishment of the company, while committed to the construction of the production system in China, it also worked hard to establish and improve the sales and service network in China. It has now established 6 regional offices, 4 parts supply centers, and 32 agent stores nationwide. , achieving full regional coverage of sales services.

Cat: Caterpillar Corporation (NYSE: CAT) was founded in 1925. Caterpillar is headquartered in Illinois, USA. It is one of the world's largest manufacturers of construction machinery and mining equipment, gas engines and industrial gas turbines, and one of the largest diesel engine manufacturers in the world.

Hitachi: Hitachi excavators are affiliated to Hitachi Manufacturing Co., Ltd. of Japan. With the efforts of its joint venture subsidiary (Hitachi Construction Machinery Group), Hitachi excavators are developed and produced with its rich experience and advanced technology of Hitachi trademark. A large number of first-class construction machinery. Becoming one of the largest multinational manufacturers of excavators in the world. Hitachi Construction Machinery, with nearly a century of machinery manufacturing experience and strong technical development capabilities, has manufactured a series of hydraulic excavators of various models ranging from 0.5 to 800 tons. Japan's largest 800-ton large hydraulic excavator (EX8000) comes from Hitachi Construction Machinery.

Liebherr: The Liebherr family company was founded in 1949 by Hans Liebherr. The company's first mobile, easy-to-assemble, affordable tower crane was a huge success and became the basis for the company's booming development. Liebherr technology is firmly based on the foundations of the construction industry and civil engineering. The company's construction machinery program includes a complete range of tower cranes, truck-mounted cranes, hydraulic excavators, dump trucks, hydraulic pipelayers, wheel loaders, crawler tractors and loaders, pipe laying machines, concrete batching plants and Mixer truck series.

Kobelco: Kobelco’s construction machinery business also began at the beginning of the last century. The production and sales of the first excavator began in 1930, and it has a history of 80 years. Kobelco Construction Machinery is the first foreign-funded enterprise to enter China in the excavator industry.

In 1994, Kobelco Construction Machinery and Chenggong Group jointly established Chengdu Kobelco Construction Machinery Co., Ltd., which is China's excavator

The first joint venture in the excavator industry, Chengdu Kobelco is also the first production base established by Kobelco Construction Machinery in China. In 2004, Kobelco Construction Machinery established its second production base in China, Hangzhou Kobelco Construction Machinery. The production base officially started construction in April 2004, and trial production began in April 2005. At this point, Kobelco Construction Machinery's strategic layout of east-west layout in the Chinese market and mutual support between the inland and coastal areas has been formed.

Kato: As a top manufacturer of construction machinery and industrial equipment, Kato has developed a variety of products with its original advanced technology and unremitting spirit of innovation in the more than 100 years since the company was founded. . As early as the early 20th century, Kato began manufacturing internal combustion engines, and later gradually developed hydraulic truck cranes and hydraulic excavators. With his rich experience and solid performance accumulated over many years, Kato has won the love and trust of the KATO brand around the world.

Sumitomo: Sumitomo is a construction machinery manufacturer under the Sumitomo Group, one of the world's top 500 companies with a history of more than 400 years, and enjoys a high reputation around the world. After developing the first hydraulic excavator in 1967 based on its own technology, Sumitomo hydraulic excavators are now active all over the world. In particular, the recently launched "LEGEST" new hydraulic excavator is the culmination of Sumitomo's 38 years of experience and technology. It brings together the opinions of customers from Europe, the United States, China, Japan and other countries around the world, and combines the energy saving and environmental protection issues that the world is concerned about. Developed according to the requirements of the company, the fuel consumption rate has been amazingly improved and has been highly praised by the industry. Sumitomo's asphalt pavers have a market share of 70% in Japan, making them almost unique and a complete monopoly.

Volvo: Volvo Construction Equipment is a large multinational company mainly engaged in the development, production and marketing of construction machinery and equipment for related industries. Volvo Construction Equipment products occupy a leading position in the international market, mainly including wheel loaders, excavators, articulated trucks, self-propelled graders and small construction equipment. Volvo Construction Equipment is part of the Volvo Group.

The Volvo Group is the world's leading manufacturer of trucks, buses, construction equipment, ships, industrial engines, aerospace systems and components.

Case: Inventor Jerome Increase Case established Case Company in Racine in 1842 and was the world's first agricultural steam engine manufacturer. In 1912, Case positioned itself in the construction machinery and equipment industry, producing highway construction equipment. By the mid-1990s, Case had developed into a leading manufacturer of small and medium-sized construction machinery and equipment in the world. Mainly produces and sells excavators, loaders and other construction machinery and equipment.

Doosan: Mainly engaged in the production and sales of excavators and forklifts and the sales of loaders and engines, with a cumulative investment of US$73 million. The factory has a total area of ??approximately 250,000 square meters, more than 2,000 employees, and an annual production capacity of 30,000 excavators and 8,000 forklifts. Since 2000, Doosan excavators have ranked first in China's excavator market share for eight years. From 2003 to 2009, Doosan Excavator won the "China Excavator Award" for seven consecutive years in the "User Satisfaction Survey on Product Quality in the Chinese Market" jointly nominated by more than a dozen news media including People's Daily Market Information and voted by the public. The honorary title of “No. 1 Brand in Product Quality and Customer Satisfaction in the Market”.