Since 2009, YHK Engineering has grown from crafting stainless steel letterboxes, mailboxes, and railings into a trusted provider of complete architectural and structural solutions.
Today, our expertise extends far beyond steel fabrication. We design and deliver steel structures, solar panel frameworks, factory construction, laboratory cabinetry, food delivery compartments, facades, louvers, awnings, and advanced glass railings — while still maintaining our signature quality in letter and parcel boxes.
At every stage, we remain committed to innovation, durability, and excellence, ensuring solutions that meet modern demands and stand the test of time.















