ABOUT US
Top Real Business Ltd. was established in Kowloon, Hong Kong in 2011. The company specializes in the R&D, manufacturing, and sales of outboard motor parts and complete engines. With a professional technical team and an excellent marketing team, the company continuously launches innovative and practical products.
One group, two brands. Recognizing the differences between online and offline ecosystems, the company operates two independent brands—ERIONER (offline) and OVERSEE (online)—to precisely target different customer segments.
Committed to becoming a globally leading brand in marine engines and accessories, the company upholds the philosophy of "Innovation Powers the Future," focusing on developing high-quality, durable, and reliable products to provide optimal power solutions for customers worldwide.
Our Brands
We firmly believe that the true value of an outboard motor is proven in the field and sustained by market trust. Engineered specifically for the offline wholesale and dealership network, ERIONER is dedicated to bridging high-performance marine solutions with localized market demands.
Our brand foundation rests on three pillars: consistent, battle-tested quality; highly competitive pricing; and market-ready appeal that simplifies promotion for our partners. We eliminate the guesswork for distributors. By offering robust on-site testing, transparent commercial support, and face-to-face technical expertise, we ensure that what you see is a product that sells itself.
ERIONER is more than a supplier; we are a growth engine for your business. Through our comprehensive offline support system—ranging from structured dealer guidance to reliable bulk after-sales service—we ensure that every partner operates with absolute confidence.
Stable Quality, Accessible Value, Seamless Market Promotion. Choosing ERIONER means choosing a partnership built to last.
In today’s fast-paced digital landscape, clarity is the ultimate premium. OVERSEE acts as the vanguard for users navigating the outboard motor market. Armed with keen market acuteness and long-term foresight, we look ahead to steer our users in the right direction.
Our strength lies in our agility: we rapidly capture shifting customer needs and powerfully execute solutions that exceed expectations. We turn overwhelming product data into streamlined, intuitive choices, offering a seamless online experience from initial selection to long-term after-sales support.
We believe that online convenience should never compromise offline peace of mind. Through transparent information and robust service, OVERSEE bridges users directly to high-quality marine solutions.
Precision in guidance, power in execution. OVERSEE clear-charts the course for every journey on the water.
News >>
Showroom design for our ERIONER brand 2026.1.3
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ERIONER mascot LANGLANG design 2026.1.4
Your Marine Solution Partner!
Unmatched Reliability, Every Journey.
Outboard Parts Accessories.