China’s high-speed rail industry has developed by leaps and bounds in the past 10 years, with high-speed rail construction frequently breaking world records and achieving remarkable achievements. Not only that, the high-speed rail, which has the reputation of China’s “diplomatic business card”, is also an important carrier for the implementation of the “Belt and Road” Initiative and bears the mission of the era of connectivity. Changjia people with professi...

The new Chinese type bridge crane is a series, standardization, modular design theory, the use of modern computer technology aided design, the introduction of advanced technology, the design of a set of adaptable to the development of the industry crane structure. Crane lightweight design concept: Taking full account of the comprehensive benefits, the crane as far as possible to reduce the height of the shape, simplify the structure, reduce the weight and wheel pressure, so that the height of...