Reliability from material selection to final shipment.
Hangzhou Shangpinhan Optoelectronics Business Co., Ltd. is a Chinese specialist in high-performance metal fasteners. We solve critical connection challenges in extreme environments—from temperature and corrosion to high load and precision. Our custom-engineered solutions ensure structural integrity, backed by rigorous testing and close collaboration. This is how we build reliability into every connection point. At Hangzhou Shangpinhan Optoelectronics Business Co., Ltd., we don't just supply parts—we deliver the certainty of a secure connection.
Our manufacturing facilities are equipped to produce across DIN, ISO, ANSI and GB standards. We support a wide range of finishes: plain black, zinc-plated blue/white, hot-dip galvanized, Ruspert, nickel-plated and stainless-steel grades. With monthly capacity exceeding 2 million pieces, we serve OEMs and distributors in 40+ export markets.
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