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hunan ruiyi capital technology co., ltd. hunan ruiyi capital technology co., ltd.

hunan ruiyi zihuan technology co., ltd. is mainly engaged in technology development and transformation, technical consulting services, factory design, equipment manufacturing, engineering construction general contracting and investment in self-operated factories in related fields such as the cleaning and efficiency utilization of secondary resources of non-ferrous metals, comprehensive recycling and safe disposal of heavy metals and arsenic-containing hazardous waste. consultation phone number: 0731-85404716

www.hnrezh.com download resources 2025-04-01