Welcome To Top Real Business Ltd

Your Premier Destination for High-End Marine Excellence!


Top Real Business, a dynamic company at the forefront of the marine industry. Established in 2010, Top Real Business Co., Ltd. has evolved from a modest startup into a global enterprise renowned for its commitment to quality and innovation. Our portfolio includes prominent brands such as ERINER, OVERSEE, OKASHA, each specializing in the wholesale, retail, and ODM business of marine outboard engine spare parts.

At Top Real Business Co., Ltd., we take pride in being a leading supplier of power head assemblies, electrical componentsfuel systemsgear bearings, gearbox parts, propellers, drive shafts, engine trim tilt systems, gaskets, and various other marine parts. Our journey has been marked by significant milestones that showcase our dedication to growth and excellence.

In 2011, we embarked on the provision of OEM services for major marine brands, expanding our product range and clientele. The year 2012 saw the development of over 5000 new items, covering diverse applications and specifications. Committed to continuous improvement, our R&D department was established in 2013, focusing on pioneering technologies and solutions for the marine industry.

By 2014, Top Real Business Co., Ltd. had achieved a milestone of collaboration with 50 manufacturers, market presence in 70 countries, and partnerships with 100 distributors worldwide. Our products find extensive applications in recreational and commercial boats, as well as in industrial and agricultural sectors. In 2017, we proudly became the OEM supplier for SMT system, a leading manufacturer of marine engines and generators.

Today, Top Real Business Co., Ltd. remains steadfast in its pursuit of excellence and innovation, dedicated to delivering the best products and services to our valued customers. Our vision is to emerge as the world's foremost brand in marine parts, with a mission to create enduring value for the marine industry and society at large. Join us in shaping the future of marine technology as we strive to set new standards and redefine excellence in the industry.

Our products