Yes, it is possible to open a corporate bank account online in Hong Kong. Many banks in Hong Kong have started to offer online account opening options, which allow you to complete the application process and submit the required documents electronically.
However, the process and requirements for opening a corporate bank account online may vary depending on the bank and the type of account you are opening. Some banks may require in-person verification and document submission at a branch, while others may allow for the entire process to be completed remotely.