# Currency exchange in CZCB > Step by step: buy and convert currency (USD/EUR ↔ CNY) in the CZCB (Zhejiang Chouzhou Commercial Bank) online banking client, upload the supporting trade documents and print the purchase receipt. Author: Алёна Дунаева — юрист, Family Office (https://wiki.private.law/authors/dunaeva) Last modified: 2026-07-02T09:24:00.000Z Canonical: https://wiki.private.law/en/czcb-currency-exchange Topics: banking Jurisdictions: china, hong-kong Functional tags: chinese-banking, corporate-banking Semantic tags: chinese-banking, corporate-banking Article type: instruction --- Corporate currency-purchase requests are accepted Monday to Friday. On public holidays processing moves to the next business day. 1. Log in to online banking and open the currency section. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8151-9163-d194ee1c40ff) 1. Select the section. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-81b7-a24d-fcb2ea9d45c9) ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8130-8716-d96122d93946) ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8129-ae8a-c8c5652406a0) 1. Enter the account number (USD/EUR), currency, amount, account number (CNY) and customs code. In **type of funds** select 一般贸易. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8193-b8af-e3ee3e6ae03b) 1. Click the button. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8134-8572-eea350487b81) 1. Confirm the data and upload documents — contract, invoice and bill of lading. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-81dd-8963-c1e397ffb076) 1. Click the button. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-818f-8f82-d50999a9d971) 1. The application is sent for review. Once approved, the entry is confirmed and the currency is purchased at the rate on the date of the entry. 2. **Currency purchase management.** Operations approved in the international settlement system appear in this section. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8105-b83f-e68554993644) 1. Click next. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8171-bbc1-d6e5ecd53e6a) 1. Click the **transaction number** to view transaction details, as shown below. ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8196-b81e-cd11cca62ec9) ![image](https://wiki.private.law/api/wiki/img/25adc839-362e-8107-a96b-f0eb29ebaf64) 1. Done. Click **print** to print the currency-purchase receipt. > 🍓 Currency exchange is subject to China's SAFE rules: the bank checks the trade documents behind each purchase, so keep the contract, invoice and bill of lading consistent.