To conduct wholesale business and register on Amazon, you can follow the steps below:

1. Register an Amazon seller account: Visit Amazon's official website and select "Seller Center". Registering a seller account requires providing necessary information, such as company name, contact information, etc.

2. Select wholesale model: When creating a seller account, you need to select your business model. For wholesale business, select the "Brand Owner or Manufacturer/Wholesale" model.

3. Prepare information: After completing the registration, prepare information related to your company and products. This may include company registration certificate, tax registration certificate, product pictures, descriptions, prices and inventory information.

4. Create a product catalog: In your seller center account, create your product catalog. Fill in the product name, description, price and other information according to Amazon's requirements, and upload product pictures.

5. Set up transportation and logistics: Set up transportation and logistics options for your products, including shipping methods, freight settings, etc. You can choose to use Amazon's warehousing and distribution service (FBA), or handle the delivery and logistics of the order yourself.

6. Complete account settings: Make sure your seller account settings are complete and accurate. This includes key settings such as payment methods, refund policies, customer service, etc.

7. Review and listing: Submit your product catalog and wait for Amazon to review your products. Once the review is passed, you can list your products and start selling.

Please note that the above steps are only general guidelines, and the specific requirements and processes may vary depending on the region and Amazon platform. It is recommended that you visit the official Amazon website to learn more about and follow the entry guidelines and requirements they provide, or contact Amazon's customer support for more detailed guidance and help.