Great O'Bay Limited

Great O’Bay is a green technology company specializing in green technology innovation, dedicated to environmental management and offering end-to-end metal waste recycling management solutions. Our services cover the entire lifecycle of waste, including R&D and recycling metal technologies, lithium battery recycling technology, black mass recycling, and recycled metal circular reuse. 


Recycling Metal and Lithium Battery Technology
Our business is rooted in the Guangdong–Hong Kong–Macao Greater Bay Area. Our R&D center is located at the Hong Kong Science Park. As a green technology company within the Science Park, we develop recycling technologies for both metals and lithium batteries, and we actively promote green technology solutions to help create a better community. In alignment with the Hong Kong Science and Technology Parks Corporation’s efforts to drive carbon reduction, we also support Hong Kong in developing into an international hub for green technology and green finance.


Electroplating and recycled metal reuse
Our group’s manufacturing plants are located in Foshan and Qingyuan in Guangdong Province, China. We focus on delivering exceptional services to the entire Asian region. Our plants employ advanced electroplating production technologies to ensure not only high product quality and low carbon emissions, but also the innovative application of recycled metal materials—transforming recycled inputs into high-performance products that enhance product performance and market value. By closely integrating R&D with manufacturing, we more effectively advance the implementation of green technology solutions and promote sustainable development.

With 30 years of experience in producing automotive components and parts, covering the automotive, electronics, and furniture sectors, we are committed to delivering more environmentally friendly, durable, and market-competitive solutions. Through continuous innovation and the implementation of green manufacturing processes, we provide solutions for automotive components, electronic products, and furniture.

We hold multiple professional qualifications, including an Environmental Emissions Discharge Permit, ISO 9001:2015 Quality Management System certification, IATF 16949 Automotive Quality Management System certification, ISO 14001 Environmental Management System certification, as well as various utility model and invention patent certificates. We collabor


Procurement of black mass
Through collaboration with international partners, we focus on procuring black mass that meets various standard requirements. We build long-term partnerships with battery dismantlers and recycling processors to support remanufacturing and recycling businesses. By working to establish stable recycling channels and a reliable supply system, we jointly promote the sustainable use of resources—transforming the value of black mass and generating greater economic benefits for companies.

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Great O'Bay Limited

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