What is considered as a trademark under the trademark law of HKSAR ?

A trademark is a mark that is used to promote and identify the owner's goods or services and to enable the public to distinguish them from the goods or services of other traders. It may be a logo or device, name, signature, word, letter, numeral, smell, figurative elements or combination of colors and includes any combination of such signs and 3-dimensional shapes provided that it must be represented in a form which can be recorded and published, such as by way of drawing or description.