Weifang KM Electronics Co.,Ltd: 16 years ISO13485 FDA TUV Medical CE TGA certified beauty machine manufacturer, with pro ODM & OEM service on skin care equipments, including laser hair removal, body
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In organic chemistry, the term aromaticity is used to describe a cyclic (ring-shaped), planar (flat) molecule with a ring of resonance bonds that exhibits more stability than other geometric or connective arrangements with the same set of atoms.