Walter MANTEGAZZA, born in Italy and living in Spain, is an outstanding professional, no only for his creative ideas but for his down to earth solutions. His work has diversified over time collaborating with numerous well known brands both in the interior design and in the architect field, developing several successful collections and receiving a good reputation. 

Jason LI was born in China and studied design at Guangzhou Academy of Fine Arts. After graduating with honors, he became involved in many luxury hotel projects. Jason LI is always seeking for delicacy, details and inspiration. He creates lighting designs that reveal the deep connection between the being and the surrounding environment.

Alex WANG, has been engaged in lighting design work in HHD studio since graduating in 2013. He has participated in the lighting of the Mascot of the 2020 Winter Olympics. The project of Wanda Commercial Plaza in Shijiazhuang, the project of the Hebei Provincial Museum, the Shijiazhuang Headquarters of the Minsheng Bank... Alex's design philosophy is : a way to solve problems in infinitely close to perfection.