Thanapiriya PCL engages in the operation of supermarket. The company involves in the retail and wholesale of consumer goods through its brand name Thanapiriya. Its products are divided into five categories: household, personal care, drinks & dried food, cosmetics & supplements, and baby care. The household products include detergent, dish washing liquid, fabric conditioner, tableware, and automotive cleaning. The personal care products include shampoo, conditioner, soap, toothpaste, powder, sanitary napkin, and paper towel. The drinks & dried food products cover tea, coffee, milk, seasoning, vegetable oil. The cosmetics & supplements products refer to skin care, foundation, lipstick, medicines and supplements. The baby care products include milk bottles, baby food, nappy, supersorber, toy and others. The company was founded by Thawatchai Phuttahiphiriya and Amorn Phutthiphiriya in 1965 and is headquartered in Chiang Rai, Thailand.