A 3D model of an escalator, featuring black metal steps with yellow safety lines and handrails, in a modern minimalist design. It has low polygon count and high precision, suitable for shopping malls, airports, and metro stations.

A 3D model of an escalator, featuring metal frame, black steps, yellow safety lines and a modern industrial aesthetic. It has low polygon count, dual tracks with handrails and is suitable for commercial buildings, airports, metro stations.

A 3D model of a Portable Shopping Basket, featuring blue plastic construction, black retractable handle, grid design and lightweight build. It has a modern, functional aesthetic, low-poly structure for efficiency, and is suitable for grocery shopping, daily errands, or household use. （类目纠正：原Other不准确，应为"Shopping Basket"或"Portable Shopping Basket"，此处选用更具体的Portable Shopping Basket以符合物品特性。）

A 3D model of a Supermarket Checkout Counter, featuring a black countertop, integrated POS system, shopping baskets, and adjacent food shelves with canned goods, and a modern minimalist aesthetic. It has low polygon count for smooth rendering and is suitable for retail environments like supermarkets.