Surface marking of rebar in the drawing (according to the new version of hot rolled ribbed rebar standard: GB/T 1499.2-20 18):

"4e"-indicates the brand of seismic reinforcement: HRBF400 E. (No "e" means non-seismic reinforcement)

"Y"-Manufacturer's trademark (Guangzhou Steel)

"16"-rebar diameter is16mm.

"088"-the last three digits of the production license number.

Examples of relevant explanations are as follows:

Reference materials come from the Internet.