Hay varias fábricas de salsa de soja haitiana en Foshan.
14 fábricas.
Ellos son: Foshan Haitian (Gaoming) Seasoning Food Co., Ltd., Hefu Zhuangyan Edible Oil Co., Ltd., Foshan Haitian (Nanning) Seasoning Food Co., Ltd., Shenzhen Qianhai Tianyi Trading Co., Ltd., Zhao Xing Global Investment Co., Ltd., Guangdong Hailian Biotechnology Co., Ltd., Guangdong Haitian International Trade Co., Ltd., Heilongjiang Yuhai Agriculture Products Purchasing Co., Ltd., Guangdong Guangzhonghuang Food Co. ., Ltd., Foshan Haitian (Jiangsu) Seasoning Food Co., Ltd. y