What should I change for maintenance of Teana 12W km?

Dongfeng Nissan Teana has 654.38+0.2 million routine maintenance and replacement items: engine oil, mechanical filter, air filter, air conditioning filter element, brake oil, antifreeze and gearbox oil, totaling about 654.38+0.2 million yuan. Suggested maintenance items include: cleaning throttle, fuel injector, air intake and other maintenance items. The specific cost is generally around 1 1,000 yuan, depending on the products used by different stores. It is recommended to refer to the charging standards of various stores.