1)Timely delivery time ,we always have popular size in stock
2)Can control quliaty and mold time easily ,because we have skilled procution team and professional sales who can provide documents upon request
3)Payment term
Generally we use 30% deposit by TT ,blance before shipment,yet also can be LC,payment,western union etc
4)Quality control and promise
We always produce screws upon request,we can promise to refund if really cannot accept our quality.
