According to Article 3.
6.
6 and Article 6.
1.
15 of the “Seismic Design Standard for Buildings” GB/T50011-2010; Technical Specification for Concrete Structures of Tall Buildings JGJ 3-2010, Clause 6.
1.
4-4; 22G101-2 “Drawing Rules and Construction Details for Overall Representation of Concrete Structure Construction Drawings (Cast in place Concrete Plate Stairs)”, pages 1-3, relevant structural requirements.
.