China Telecom Co., Ltd. is a Chinese company mainly engaged in telecommunications and related business. The company's main business includes mobile communications services, fixed-line and smart home services, industrial digital services and the sale of goods. The company's mobile communications services section mainly includes mobile voice, mobile Internet access, mobile value-added services and so on. The company's fixed-line and smart home service section mainly includes fixed telephone, broadband access, smart home business and so on. The company's industrial digital business mainly includes industry cloud, Internet data center (IDC), digital platform, networking line, Internet of things and other services. The company's merchandise business segment refers to the company's sale of mobile terminal equipment and fixed-line communications equipment to users. The company mainly operates in China's domestic market.