In 2021, compared with the rapid progress of other models in quantity, China's piling machinery industry can be said to be making steady progress. Driven by the country's digitalization, intelligence and greening, the whole industry has solidly launched several products worthy of attention and weight. Among them, many products are the best in the world. These technical achievements are not only the new demands and new directions of pile foundation engineering at home and abroad in the new development period, but also demonstrate the responsibility and practice of leading enterprises in the field of pile machinery in my country to shoulder the mission of leading technology and construction method innovation. .

In this issue of product inventory, the reporter of the first construction machinery network specially invited Guo Chuanxin, secretary general of the pile machinery branch of the China Construction Machinery Industry Society, to revisit the "highlight" moment in the field of pile machinery in 2021 with him. While deeply feeling various types of innovative products, listen to the wonderful comments of industry experts.