东港股份：公司电子发票客户涵盖国内主流电商平台等行业

Group 1 - The company Donggang Co., Ltd. (002117) has a diverse client base for its electronic invoicing services, which includes major domestic e-commerce platforms, public utilities, insurance, finance, catering, pharmaceutical chains, supermarkets, logistics, and education sectors [1] - The company has provided services to over ten thousand enterprise users, indicating a strong market presence and demand for its electronic invoicing solutions [1]