香港首部的顆粒機是由屈臣氏公司引入，設於其馬頭角廠房生產家禽和豬隻飼料。圖為顆粒機將飼料粉搓成短棒狀，方便處理。The first pellet mill was introduced into Hong Kong by A.S. Watson Co. in its Ma Tau Kok factory for manufacturing poultry and pig feeds, powdered feed stuff was made into broken rod-like forms for easy handling as shown in picutre.