Shanghai Huisheng, Guangzhou Mark, and Anhui Huiwei Shichuang. The trademarks of companies such as Shanghai Huisheng, Guangzhou Mark, and Anhui Huiwei Shichuang have the word 8 in the middle. Guangzhou, referred to as Sui, also known as Yangcheng and Huacheng, is the capital of Guangdong Province, a sub-provincial city, a national central city, a megacity, an international metropolis, an international business center, and an international comprehensive transportation hub.