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Carbon tetrachloride carbon tetroxide;
Encyclopedia explanation
China Telecom Group Co., Ltd., managed by the central government, is an authorized investment institution in the State Council and a pilot project of state holding company. The registered capital is 654.38+58 million yuan. Mainly engaged in domestic and international fixed telecommunications network facilities, including local wireless loops; Voice, data, image and multimedia communication and information service based on telecommunication network; Carry out external settlement of international telecommunication business and open up overseas communication market; Operating system integration, technology development, technical services, information consultation, advertising, publishing, equipment production and sales, import and export, design and construction related to communication and information services; And operate other businesses approved or allowed by the state according to the needs of market development.
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