Trademark abbreviation TM is a registered trademark, Assembly Member abbreviation AM, ML is the unit of measurement, P is power, GA is a fuel-injection screw machine that can operate 24 hours a day, GA30VSD P ML means fuel-injection screw unit VSD is a variable frequency device that allows customers to greatly reduce the damage and power consumption problems caused by frequent starts to the unit. ML is a unit of measurement. Hope to adopt it!