Qhov zoo tshaj plaws feem co2 laser, feem co2 laser rau wrinkle thiab caws pliav tshem tawm, feem co2 laser khoom 1. 40W kho mob feem co2 laser 2. nti tshem tawm, stretch marks tshem tawm3.Tighten daim tawv nqaij, tshem tawm pigments, thiab tshem tawm pob txuv 4.Sun kev puas tsuaj rov qab.