Bangkok Sanyo Spring Co., Ltd., an Iwatani Group member in Samutsakhon, Thailand, is an IATF 16949, ISO 9001, and ISO 14001 certified specialist in precision metal processing. They offer integrated solutions from 100% in-house mold design and manufacturing to mass production, focusing on stamping, coiling, and multi-forming. Stamping operations utilize 20 progressive presses (30-200 tons) and 20 manual presses (10-110 tons), handling materials like stainless steel, copper, steel, and aluminum up to 5mm thick, with various plating options. Precision coiling processes wire from φ0.12mm to 3mm (SUS, piano wire) for automotive-grade components. Multi-forming efficiently combines pressing and bending for parts from stainless steel and other metals (0.1-2.5mm). Comprehensive in-house services cover die/mold manufacturing, assembly, plastic injection molding, washing, and 100% inspection. Advanced Nikon CNC Video Measuring Systems ensure stringent quality control. Serving automotive and electronics industries, the company delivers high-precision components.