Sunshine SS-030 Active Solder Wire Rosin Core 0.5mm

Hello everyone.
Do you know how to tell the difference between the solder wire?
Do you know what solder wire is good for mobile phone repair tools?
Today I am introducing you to Sunshine’s SS-030 high purity solder wire.
Here are its features:
SS-030 Rosin core active solder wire.
1: Raw materials originate from the high-purity tin, bright surface colour.
2: 63%high-purity, fewer impurities, Less residue after soldering.
3: Low melting point, good activity.
4: Anti-oxidation, superior electrical conductivity.