| Products | Base | Total impurities | Characterise | Scope of application |
| YL1 | ≥99.999% | ≤0.001% | Soft, large bonding window | Strong connection, high load capacity, good heat dissipation |
| YL2 | ≥99.99% | ≤0.01% | Good corrosion resistance, good bonding window | |
| YL3 | ≥99.995% | ≤0.005% | High purity, soft, for large wire diameters | |
| YL4 | ≥99.99% | ≤0.01% | corrosion resistance | |
| YLR1 | ≥99.995% | ≤0.005% | Strong connection, high load capacity, good heat dissipation | |
| YLR2 | ≥99.99% | ≤0.01% | Suitable for close spacing, small volume |
