"Twinsumer" is "트윈슈머"(tŭ-win-syu-mŏ) in Korean.
It is compound word of 'Twin' and 'Consumer'. Consumers who are with similar tastes and hobbies. Purchaser of network and products, blog review, from the consumer to the reference reviews, etc. Which have been posted on the site to purchase the goods, and is used in marketing.