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lingshuang refrigeration equipment co., ltd is china cold storage refrigeration complete set of equipment manufacturers and suppliers, professional custom cold storage refrigeration equipment. founded in 1994, changzhou lingshuang refrigeration equipment co., ltd. is a comprehensive company integrating design and r&d, production and manufacturing, and engineering trade. after more than 20 years of diligent exploration and efforts, now lingshuang refrigeration owns many high-quality brands.