Hai Feng Deng

Hubei Weidong Chemical Industry Co., Ltd. engages in the manufacture and sale of chemical products. Its business includes civil explosive substance, automatic fire system, fire equipment, security equipment, explosion proof equipment, robot, and simulated laser system. The company was founded on October 23, 2009 and is headquartered in Xiangyang, China.

Beijing Holystone Technology Co., Ltd. principally offers information technology intelligent operation and maintenance services as well as solutions. It also engages in information system integration, software development, as well as the provision of related services. The company was founded by Jian Ping Ou Yang in January 15, 2003 and is headquartered in Beijing, China.

Ximalaya, Inc. operates as a investment holding company. It and its subsidiaries, engages in operating online broadcast and audio streaming platform for distributing audio contents to users. The company was founded by Jian Jun Yu and Yu Xin Chen on September 18, 2013 and is headquartered in Shanghai, China.

Peking University provides post-secondary education services. It offers undergraduate and graduate courses. It provides courses such as basic and applied sciences, social sciences and the humanities, sciences of medicine, management, and education. The company was founded by JiaNai Sun in 1898 and is headquartered in Beijing, China.