A series of inclusive playground equipment that focuses on safe interaction and encourages the elderly to play with their grandchildren in a community inclusive playground. Convention equipment in the playground, either only fit for children or solely for the elders, Sight Difference enhances the interaction and fun between grandparents and grandchildren, increases the elders' exercise opportunities at the same time promoting the sustainable development of today's inclusive communities when playing in the park.

Prof. Chen holding a Master and Bachelor degree of Industrial Design, he has been an associate professor teaching product design, creative design thinking in University for more than 30 years. Being a practice designer and a university design instructor, he played an active role in creative design industry, with few hundreds of products he had designed and awarded with lots of merits and accolades. He had instructed few hundreds award winning works and projects from students he taught. He also established his own design studio focusing in strategic design thinking, product planning and branding services, helping many SME companies to acquire project funding from government.

Established in 1965, Tainan University of Technology is an university with “cultural creativity” as the core value, they devote themselves to educate talents with the ability of “applicable practicing” and “humanistic technology” that conforms to the needs of the society and the industries. To fulfill this goal, they are positioned and advancing to a technology university of “cultural and creative teachings.”