The PBOC did not immediately respond to Reuters request for comment on how the Shenzhen pilot programme went. Some crucial aspects like an estimated launch timeline remain undisclosed. Lifestyle apps including ride hailer Didi Chuxing and food delivery company Meituan Dianping have also been involved in the trials. HOW DOES IT WORK? The system is more complicated than that, however.
The use of the digital currency is completely replaced by the physical currency.
( z0 replace :ARG1 ( z1 use :ARG1 ( z2 currency :mod ( z3 digital ) ) ) :ARG1-of ( z4 complete ) :ARG2 ( z5 currency :mod ( z6 physical ) ) )
(z0 / replace-01
    :ARG1 (z1 / use-01
              :ARG1 (z2 / currency
                        :mod (z3 / digital)))
    :ARG1-of (z4 / complete-02)
    :ARG2 (z5 / currency
              :mod (z6 / physical)))
The use of the digital currency is completely replaced by the physical currency .
z2 :mod z3
z1 :ARG1 z2
z0 :ARG1-of z4
z0 :ARG1 z1
z5 :mod z6
z0 :ARG2 z5