An optical splitting apparatus, wherein the optical splitting apparatus comprises an enclosure and a first even optical splitter, a first uneven optical splitter and a second uneven optical splitter that are disposed in the enclosure, wherein the first even optical splitter is adapted to split splits an optical signal into optical signals of same optical powers, and having a first light output end and a second light output end; the first uneven optical splitter and the second uneven optical splitter each configured to split a received optical signal into optical signals of different optical powers, and each having a light input end; a light inlet and a plurality of light outlets are disposed on the enclosure, and fiber adapters are disposed on the light outlets; the first light output end and the second light output end of the first even optical splitter are connected to the respective light input ends of the first uneven optical splitter and the second uneven optical splitter; the light inlet, the even optical splitter, and the light outlets are connected through the first uneven optical splitter and the second uneven optical splitter, so that optical paths are formed between the light inlet and the light outlets; and the light inlet is connected to a light input end of the first even optical splitter, and the plurality of light outlets are connected to light output ends of the first uneven optical splitter and the second uneven optical splitter; a first set of light output ends of the first uneven optical splitter has a higher output optical power than a second set of the light output ends of the first uneven optical splitter, and each light output end of the first set has a higher output optical power than each light output end of the second set; and an output optical signal of the first set of light output ends_of the first uneven optical splitter is adapted to transmit to a next node, and an output optical signal of the second set of light output ends of the first uneven optical splitter is allocated to a nearby user. the first even optical splitter is adapted to split splits an optical signal into optical signals of same optical powers, and having a first light output end and a second light output end; the first uneven optical splitter and the second uneven optical splitter each configured to split a received optical signal into optical signals of different optical powers, and each having a light input end; a light inlet and a plurality of light outlets are disposed on the enclosure, and fiber adapters are disposed on the light outlets; the first light output end and the second light output end of the first even optical splitter are connected to the respective light input ends of the first uneven optical splitter and the second uneven optical splitter; the light inlet, the even optical splitter, and the light outlets are connected through the first uneven optical splitter and the second uneven optical splitter, so that optical paths are formed between the light inlet and the light outlets; and the light inlet is connected to a light input end of the first even optical splitter, and the plurality of light outlets are connected to light output ends of the first uneven optical splitter and the second uneven optical splitter; a first set of light output ends of the first uneven optical splitter has a higher output optical power than a second set of the light output ends of the first uneven optical splitter, and each light output end of the first set has a higher output optical power than each light output end of the second set; and an output optical signal of the first set of light output ends_of the first uneven optical splitter is adapted to transmit to a next node, and an output optical signal of the second set of light output ends of the first uneven optical splitter is allocated to a nearby user.