There is no centralized spot trading market in Shanghai. The largest spot trading market in East China is in Yuyao Plastic City in the center of Yuyao. You just need to go to Yuyao and ask around to find out where it is.

The import terminals in East China are mainly Shanghai Port and Ningbo.

The electronic disk widely used in East China is the warehouse receipt of the online trading market in Zhejiang Plastic City. /web/