For the production of indoor divide net trampoline, must ensure high quality, for each of the equipment produced by the quality inspection department will be a comprehensive inspection:
1. Weld surface should not exist leakage welding, burning, cracks, not fused, not extinguished, not filled, crater, severe undercut and visible macaroni, slag and other defects;
2. Weld and base metal should be smooth over;
3. All the welding slag, welding tumor should be clean.