You'd better come to Shenzhen if you want to be right and develop. Hundreds of jewelry companies are headquartered here, and there are more employment opportunities. After all, jewelry is a small circle and outsiders can't get in.
1 floor building is wrong. If the economic crisis worsens, gold will be in short supply. This is not a luxury like a car, but a hard product with the ability to preserve and increase value.
I want to make jade, and go to Guangzhou, which is now the distribution center of China jade products, and the best sculptors in China are there.