also: ぶっさんかいしゃ
noun
products trading company
A company that trades in various goods; often used in corporate names.
彼は大手の物産会社に勤めている。
He works for a major products trading company.
商社 is a general trading company, while 物産会社 specifically emphasizes dealing in products or goods.
Compound of 物産 (products, goods) and 会社 (company).