HHD provides architectural design, urban planning and design, landscape and interior design services, with completed works in Tianjin, Shenzhen, Guangzhou, Shanghai, Beijing, Qingdao, Dongguan, Tangshan, Xiamen, Nanjing, Chengdu, and Chongqing.

• 成立10年，设计领域涵盖建筑设计、城市规划、室内及景观环境设计，作品分布在天津、深圳、广州、上海、北京、青岛、东莞、唐山、厦门、南京、成都、重庆等地。