Sany Heavy Industry mainly engages in the research & development, manufacture and sale of engineering machinery. The products include over 110 types in 10 series. The leading products include: trailer-mounted concrete pumps, truck-mounted concrete pumps, concrete batching plants, asphalt batching plant, rollers, pavers, motor graders, bulldozers, excavators, cranes, drilling rigs etc, among which the market shares of trailer-mounted concrete pumps, truck-mounted concrete pumps and full hydraulic vibratory roller all rank the first place in China, and the output of truck-mounted concrete pump ranks the first place in the world