Table 4
Summary of final states depending on dark matter types

No.	Experiment	Type 1. Dark matter	Type 2. Dark photon to SM	Type 3. Higg strahlung	Type 4. Heavy lepton
1	KLOE		two charged lepton + one photon two charged lepton + η	μμ+ missing ET(h′)
2	BES III		two charged lepton+one photon
3	BaBar	one photon + missing ET	two charge tracks + one photon	three charged track pairs four or more charged tracks
4	Belle		two charge track + one photon	three charged track pairs	two lepton pairs a lepton pairs + missing ET
5	Belle II	one photon + missing ET	two charge track + one photon	3 charged track pairs	two lepton pairs a lepton pairs + missing ET