QC/quality control: We passed ISO9001:2008 international quality system. Before producing, we have confirmed technical drawing and approved samples. And we have pre-production meeting. When producing, we checked every 15 minutes for every steps by professional. Before packing, we tested and checked all products. If OK, will packed.
Application: Our extension springs are widely used in computer, electron, home appliances, camera, instrument, motorcycle, automobile, engineering machinery, mining machinery, construction machinery, and other industry.
Lead-time: usually 7-10 working days for samples, 25-30 working days for production. The correct lead-time would base on your exact orders.
Minimum quantity: usually 5000-10000pcs
Payment terms: total amount below or equal to USD5000.00, 100% T/T in advance Total amount above USD5000.00, 50% T/T in advance, 50% T/T before shipment