1.Relative clause: "Table tennis, often referred to as ping pong, is deeply ingrained in China's cultural fabric" uses a relative clause to provide additional information about table tennis, enhancing the complexity and richness of the sentence.
2.Present perfect tense: "has only heightened its popularity" uses the present perfect tense to describe an action that has occurred at an unspecified time before now, demonstrating a good command of tense usage.
3.Noun phrase as subject: "The sport's minimal space and equipment requirements" serves as the subject of the sentence, using a complex noun phrase to describe the accessibility of the sport, adding depth to the expression.
4.Infinitive phrase as adverbial: "to a wide audience" functions as an adverbial phrase, modifying the verb "make" and providing additional information about the accessibility of the sport.