Ruihong has more than 600 employees, including 15 senior engineers and other 30 engineering and technical persons. Ruihong has an annual output of 40, 000 tons steel castings capacity, produce a series of investment steel castings and heavy steel castings widely used in mining, metallurgy, building materials, machine tools, ships, automobiles, agricultural machinery, chemical industry. Ruihong also provides machining services. Ruihong has passed ISO9001-2000 international quality system certification.