Does Xi Pizza Hut waiter get a sales commission?

Xi Pizza Hut waiters sell, but there is no commission. Pizza Hut restaurant in Xi 'an usually pays wages and bonuses according to employees' attendance and performance, rather than paying commissions according to sales. The main duties of Pizza Hut waiters are to provide high-quality customer service, including receiving customers, ordering food, making meals and keeping the restaurant clean and tidy. Although waiters will recommend some extra products or promotional activities to customers, this is not their main job, and they usually don't have the reward of sales commission. So, does the waiter of Xi 'an Pizza Hut get a sales commission?