Columbia subject headings:
Harvard subject headings:
China--Commerce--Congresses.
China--Foreign economic relations--Congresses.
China--Foreign relations--Congresses.
Free trade--Law and legislation--China--History--Congresses.
Silk Road--Congresses.
Princeton subject headings:
China--Commerce--Congresses.
China--Foreign economic relations--Congresses.
China--Foreign relations--Congresses.
Free trade--Law and legislation--China--History--Congresses.
Silk Road--Congresses.