Zheng Guang Hu

Zhejiang Shangbai Electronic Commerce Co., Ltd. engages in the development of electronic commerce and network information technologies, computer hardware and software, and electronic products. Its business activities include marketing planning; graphic design; business information consultation; and sale of household appliances, office supplies, computer hardware and software, and electronic products. The company was founded on November 26, 2015 and is headquartered in Hangzhou, China.

Hangzhou Wangchuang Brand Management Co., Ltd. is a Chinese company that provides brand management, business information consulting, and enterprise management services. The company was founded in 2012 and is based in Lishui, China.

Hangzhou Tiangu Information Technology Co. Ltd. is a professional electronic signature service provider that offers a full range of services. The company is based in Hangzhou, China, and has subsidiaries in China. Hangzhou Tiangu Information Technology Co. was founded in 2002 by Liang Cheng, Hong Zhou Jin, and Yi Bing He. The Chinese company provides online electronic signature and signature services based on real-name identity. It also offers electronic contract management, data deposit certificates, and legal rights protection to enterprise users. Hong Zhou Jin has been the CEO since 2002.

Part of Hangzhou Tiangu Information Technology Co. Ltd., Jiangxi Kinggrid Technology Co., Ltd. provides technology solutions. The company is based in Nanchang, China. The Chinese company was founded in 2003. The CEO is Shao Jun Liu. Jiangxi Kinggrid Technology Co. was acquired by Hangzhou Tiangu Information Technology Co. Ltd. on September 15, 2021.