Arthur is a chartered building engineer. He is also well-qualified in civil and structural engineering. With over 25 years experiences in the building and signage industry, he is particular expertise in innovated architectural and advertising signs including master planning, concept generation, product design and installation in transit infrastructure and out of home advertising industry

After working for a number of leading Hong Kong outdoor advertisings and consultants, he joined Radius Displays Limited (formerly known as Second Harvest) as Engineering Director.

With the extensive experience and professional knowledge, he had been acting as design and engineering director for the Clear Channel; Singapore Bus Shelter roll-out, Media Partners; Beijing subway line 13 all signage designed and built and for Coca Cola; the world first and largest 3D robotic LED sign at Times Square NYC

Arthur was also involved in a number of other high profile international airport signage design contracts including the Hyderabad India International airport, as well as the Hong Kong International Airport.

Colin Stewart is an industrial designer, He founded Vertigo High Access Services in 1988 in Melbourne, allowing him to combine his passion for climbing with his professional life on installation projects in building and signage industries.

By 1994, Colin had begun working in Hong Kong and China as a specialist outdoor consultant for the media house, Media Partners International (MPI). In addition to the media business consultancy roles, he began professional services in design and construction of sign displays for high profile and large scale project in China, Hong Kong and Middle East.

With his massive understanding to the industry and fore-ward thinking mindset on innovated and state of the art signage needs, he has successfully built many world-famous signs, such as the first tri-vision sign in Tianjin China, LED stair at Louis Vuitton stores in HK, London and Roma, rooftop rotating neon sign, the world biggest 50 floors high newspaper on IFC building and largest bus shelter project in San Francisco.

Ben is a project manager who joined Radius Displays International Ltd in 2008 and has 15 years of project management experience involved in numerous modern outdoor advertising and LED display projects, such as 3D LED kinetic billboards in Times Square, New York, all over the world in Louis Vuitton stores shop's extremely high-resolution LED display and Street Furniture in US.

Professional skills include project planning, production and resource control, quality assurance supervision and support of on-site installations, has been leading the team to complete one creative project after another.

Dong is a mechanical engineer. With more than 10 years of experience in mechanical design and production and processing management, good at designing various mechanical movements and structures, familiar with production and processing process and quality control; fully consider the difficulty of production and processing in the design process, optimize and simplify production and processing technology, reduce processing difficulty and cost; After joining Radius, with the cooperation and efforts of the company team, many modern design schemes, project production and processing and quality control have been completed.

Professional skills include mechanical design, production process management and quality control, and on-site installation support.