Every province and city has it, and the largest wholesale market should be in: Guangdong, Jiangsu and Zhejiang;

You can find it directly on some big wholesale websites, such as Ali, or some websites in JD.COM, which usually appear. You have to know clearly before you decide which one to order and place an order.

Suggestion:

First, pay the bill first, or take a sample;

Second, order in bulk, or go to wholesale.