This product is a well-known foreign brand specialized in speakers, material selection is Jin SUM23, CNC high precision turning, surface treatment of green blue zinc, film thickness between 5~8 m, salt spray up to 96H above no red embroidery.
Tiansheng has been specializing in non-standard customized fasteners for 12 years. Welcome to visit and guide us.
Can be customized by drawing/sample.
