This standard mainly takes into account the special landform characteristics and climate characteristics of Chongqing City, and proposes quality requirements, emergency response procedures and work requirements for elevator production (including design, manufacturing, installation, modification, repair) and maintenance.
T/CQTX 0001-2024 history
2024T/CQTX 0001-2024 Rules for the construction and service of Yu-lifts
2023T/CQTX 0001-2023 Specification for measurement of steam boiler water volume
2020T/CQTX 0001-2020 The steel elevator shaft installed in existing buildings