Courier, express, and parcel (CEP) involves the fulfillment of different types of parcels, including business-to￾customer (B2C), business-to-business (B2B), and customer-to-customer (C2C), within 1-3 business days. Each vendor in the market has different service lines, such as ground delivery, express delivery, and deferred delivery.

Childrens footwear is used to cover their feet and help protect against dust, dirt, and varying outdoor temperatures. It eases their movement and prevents them from sustaining injuries. Childrens footwear offered in the market is made up of various raw materials such as leather, natural rubber, synthetic rubber, ethylene-vinyl acetate (EVA), polyvinyl chloride (PVC), polyurethane (PU), and textiles.

Chocolate is a snack produced in a liquid form, paste, or block or also used as an ingredient. It is primarily produced from Theobroma cacao seeds and heavily depends on cocoa solids for its production.

CNC machine tools are automated precision machinery that utilizes computerized systems to control and execute complex machining operations. These machines are equipped with programmable software that enables precise control over cutting, shaping, and drilling processes, resulting in high-precision and consistent output. By utilizing programmed instructions, CNC machine tools can fabricate various materials, including metal, plastic, wood, and composite materials, with exceptional accuracy and repeatability. The flexibility and efficiency of CNC machine tools make them indispensable in industries such as manufacturing, aerospace, automotive, and tooling. These advanced systems have revolutionized the manufacturing sector by enabling the production of intricate components and products with minimal human intervention, leading to improved productivity and quality.

A combine harvester can combine three separate operations (harvesting, threshing, and winnowing) into a single process. Based on the product type, combine harvesters can be classified into self-propelled combine harvesters, track-mounted combine harvesters, and power take-off combine harvesters. A combine harvester is deployed where there is a shortage of labor as it reduces manpower needed in harvesting, time, and efforts, consequently increasing overall productivity

The ventilation and filtration taking place in heating, ventilation, and air conditioner (HVAC) systems ensure high air quality and overall thermal balance in commercial establishments. These systems use heat exchangers, pumps, and fans to control and regulate humidity and temperature levels. The air quality of the outdoor and indoor environment will determine the type of HVAC system required for heating and cooling

Consumer network attached storage (NAS) follows the general principles of NAS, wherein a computer storage server is connected to a computer network and functions as a file server, delivering files and data to various parts of the network. In a consumer NAS system, the endpoints of the network are personal devices or home devices such as personal computers, Blu-ray or digital versatile disk (DVD) players, media players, and home theater systems. Consumer NAS systems can be used in various applications, like storing downloaded files. The end-users of consumer NAS are business users and residential (home) users.

A convenience store is a small retail business that sells everyday items, including coffee, groceries, snack foods, confectionery, soft drinks, ice creams, tobacco products, lottery tickets, over-the-counter drugs, toiletries, newspapers, and magazines.

Copper products are manufactured from copper, which is a reddish-brown, ductile, and malleable metal extracted from mines in the form of ore. Copper is refined from copper concentrates, and it has wide applicability in industries such as electrical and electronics, construction, and telecommunication.