ES JINTZAN CO., LTD., founded in 2007, is a trusted manufacturer specializing in hand tools and socket products for DIY and professional use. With over 20 years of experience partnering with leading European and American brands, we deliver reliable products that meet international standards of strength, precision, and durability.

We maintain a high in-house production rate of over 70% and implement strict, standardized processes with multiple inspection stages to ensure stable and consistent quality. Backed by an experienced engineering team, ES provides complete OEM/ODM support — from product design and prototyping to mass production — helping customers shorten lead times, respond to market demands, and stay competitive worldwide.
.