In 1970 a group of Mexican industrialists decided to form a company to manufacture the OYM brand ball valve under license from Jamesbury in the Mexican Republic. This is how the OYM brand was born, which currently has great prestige for manufacturing valves, with the same quality and international standards. Since its inception, this company has had as a rule to integrate with raw materials and components of the highest quality of national origin. Undoubtedly today OYM has the best quality ball valves made in Mexico.