You have to choose a company name first. In choosing a company name, please refer to the Companies Registry's Guideline on Registration of Company Names for Hong Kong Companies. Then, you have to deliver the application documents with the correct fees either electronically through the Registry's electronic service portal 'e-Registry' or in hard copy form to the Shroff on the 14th floor of the Queensway Government Offices. The application documents include:
Incorporation Form - Form NNC1 (for company limited by shares) or Form NNC1G (for company not limited by shares);
A copy of the company's articles of association;
A Notice to Business Registration Office (IRBR1)