Xiao Guang Duan

2D Carbon (Changzhou) Tech Inc., Ltd. engages in the production and sale of graphene transparent conductive film. Its products include graphene pressure sensors, graphene heating films, graphene touch sensors, and graphene membranes. The company was founded on December 27, 2011 and is headquartered in Changzhou, China.

Sunvou Medical Electronics Co., Ltd. engages in the research and development, production, and sale of breath molecular diagnostic medical devices. Its products include breath samplers, breath detectors, breath analyzers, and cloud software. Its breath sampler products consist of mouth and nasal exhalation filters, and nasal and mouth breathing filters. Its breath detector products are composed of nitric oxide, carbon oxide, and hydrogen detectors. Its breath analyzers cover instruments for inflammation and bacteria analysis, exhalation monitoring instruments, and pulmonary function breath analysis machines. The company was founded by Jie Han on May 20, 2008 and is headquartered in Wuxi, China.

Hainan Smart City Technology Development Co., Ltd. engages in the construction and operation of urban informatization projects. Its business areas include process consulting services, integrated engineering packages, and system operation and maintenance services. Its projects include intelligent systems engineering construction, fire protection system engineering, energy-saving solution construction, and park intelligent information solutions. The company was founded in September 2012 and is headquartered in Sanya, China.