Changes in important matters such as the legal representative and business address of the official seal engraving enterprise shall be accepted by the state, city and local public security bureaus, and reviewed within 15 working days after approval by the provincial public security bureau. Meet the conditions, change the registration, renew the "special trade license" or change the endorsement on the original certificate. Changes should be reported to the provincial public security department for the record.
Special equipment refers to boilers, pressure vessels (including gas cylinders, the same below), pressure pipes, elevators, lifting machinery, passenger ropeways, large amusement facilities and special motor vehicles in the field (factory) which are related to life safety and great danger. Among them, boilers, pressure vessels (including gas cylinders) and pressure pipelines belong to pressure-bearing special equipment; Elevator, hoisting machinery, passenger ropeway and large amusement facilities belong to electromechanical special equipment. 20 13 On June 29th, the 12th the National People's Congress Standing Committee (NPCSC) passed the Law of the People's Republic of China on Special Equipment Safety. 20 14 1 1, AQSIQ announced the newly revised catalogue of special equipment.