It’s a new invention on the iron surface, with the honeycomb structrue in the bottom, that makes it better oil dispension enlarge the cooking area, even with a little oil. Tiny oil drop would be locked at the whole bottom, prevent overheating. Hi-low surface, safe for metal spatula. So better long lifetime for nonstick. Now we have the patent for this structure. We are also open to cooperate with you to develop more structures. 

●Less fat cooking

●Better nonstick performance

●Scratch resistant

●Long life time.