Sumeeko Industries is a professional fastener manufacturer in Taiwan since 1987, accredited with ISO/TS16949 and equip with ISO/TS17025 Lab. Sumeeko is the qualified supplier for following Automotive Customer as well: 1. Tier 1 supplier for GM and Chrysler 2. Tier 2 supplier for Toyota / Nissan/ Honda/ Tesla/ Mitsubishi Our product range covers Screws / Bolts / Nuts / Machining parts / Bushing especially special parts. We are the authorized manufacturer for MAThread and MAGNI Coating as well