1. Bank purchase: Investors can buy gold bars at the price announced by the bank with their bank cards and ID cards.

2. Exchange purchase: To buy gold on the exchange, you must open a trading account. After having a trading account, you can apply for delivery and withdraw physical gold bars.

3. Gold store purchase: Most gold stores sell gold bars, and the price is generally lower than that purchased by banks. The investment varieties in the gold market are mainly divided into physical gold investment and gold investment derivatives derived from physical gold. Derivatives mainly include gold futures and gold options, and physical gold investment mainly includes gold bars, coins and gold ornaments.