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In recent years, with the vigorous development of China's infrastructure and the rapid expansion of railway trunk network, the railway maintenance industry has ushered in unprecedented development opportunities and stepped into the fast lane of rapid development.

In 2023, Aigre launched the UN5-150ZB4 welding machine, which can complete welding and heat treatment with one clamp, improve efficiency and reduce costs. The product has performed well in the national important railway projects, achieving 100% welding pass rate, surpassing the industry competition. With the growth of China Railway maintenance demand, this product will significantly improve the company's performance, expand the business area, and help the company's development.