Tentative Standards for Quality Acceptance of Tunnels on 350km/h Passengerdedicated Railways and the requirements on the excavation, reinforcement, waterproofing and concrete of tunnels imposed by the Provisional Technological Requirements for Passengerdedicated Railways are briefly presented in the paper. It is stated in the paper that the quality inspection should meet the updated requirements, proper quality inspection and supervision systems should be established, sophisticated test devices and means should be adopted as far as possible and a complete set of quality control systems should be established in accordance with the actual conditions of the works so as to effectively control the quality of the passengerdedicated railways.