How to Reduce the Fiber Splice Loss?

1 It would be better to use high quality bare optic fiber cable over a single circuit.
2 The cable should be installed as required.
3 Choose the experienced trained personnel to connect the cable.
4 It should be in clean environment to connect the cable.
5 Choose high precision optical fiber transverse shear apparatus for the preparation of optical fiber end.
6 Using the welding machine correctly.