Answer:
Specialty line
Explanation: Specialty kine is a business term which tries to describe the line of product or services of which a person or a business entity is good at. This can be in the sale of Consumer goods,or in the distribution of a particular product or the marketing of a give set of product etc.
SIMPSON MICRO HAS A SPECIALTY LINE THAT HAS TO DO WITH THE SALE AND HANDLING OF COMPUTER SOFTWARES, Specialty lines help to allow the product line where it's.business have a good experience.