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nanjing bachman intelligent technology co., ltd. is a high-tech joint-stock enterprise integrating r&d, production, engineering, and sales. its products involve automated process control (such as industrial equipment frequency conversion group control systems, various high-power motor group control soft starts, elevators, boiler frequency conversion control systems, air conditioning refrigeration, cooling water pumps, water supply pump frequency conversion group control systems, etc.), buildings K integration of party industry O popularity ranking

www.ychwmfj.com independent private elevator 2025-01-10