Company introduction

About US

Founded in 2010, SZH is an integrated enterprise specializing in R&D design, project management, supply chain management, and manufacturing. Headquartered in Shenzhen—a hub of innovation in China—the company also operates a technical research institute in Yantai, Shandong, in Northern China. With a team of over 200 professionals, we stand as a leading provider of smart toilet hardware in China, renowned for excellence in PCBA main control systems and instant water heaters.

Deeply rooted in the electronic bathroom solutions sector, we deliver end-to-end services—from core PCBA control boards, instant heating modules, and structural component development to final assembly. By overcoming the critical challenges of electronics-mechanics integration in smart toilet R&D, we ensure low-risk, high-efficiency, and cost-effective product development from concept to mass production. Empowering global brands to bring innovative products to market swiftly and seamlessly.


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