In 2012, it became the main drafter of "Condensing heating and Bath dual-use furnace", and won the domestic patent, "Gas heating hot water heater full premixed burner", "Multi-functional water and gas double regulation gas water heater", "wall hanging furnace B58", "water heater ST02", "Gas heating hot water heater B35 series", "Water heater F", "Secondary heat exchanger of gas heating hot water furnace", "An electric heater" and so on.


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