An epoxy resin containing side-chain-tethered caged POSS and a preparation method thereof as well as epoxy resin material containing POSS-epoxy and a preparation method thereof are disclosed. More particularly, the skin cosmetic composition according to the invention contains enzyme and amino acid, and thus safely improves stratum corneum thickening resulting from the progression of skin aging, improves skin drying occurring during keratin removal, and shows excellent skin moisturizing and whitening effects. The method further includes determining, at the first central relay, that a target matches at least a portion of a pattern, transmitting the message string from the first central relay to the first remote relay, determining, at the first remote relay, that the target matches at least a portion of the pattern, and transmitting the message string to the first client. Further included as part of the controller is an illuminating means defined within the spherically shaped object. The MBMS reception request storage unit stores the MBMS reception request outputted from the MBMS reception request identification unit.