When Jersey City resident Sirui Hua ordered Sichuan spicy beef all the way from Flushing’s diner Maojiaohuola to his home, he was caught by surprise: The delivery courier arrived in a full protective suit, goggles, and an N95 mask. The worker got off the van but instructed Hua to keep a distance, then set up a foldable table, placed the food on top of it, and sprayed disinfectant on the packaging before gesturing for Hua to take it.

“It’s incredible,”