Plus Tech Innovation Public Company Limited, together with its subsidiaries, manufactures and sells security documents in Thailand and internationally. It prints annual reports, coupons, gift cards, share certificates, commercial cash coupons, postal stamps, postcards, passbooks, cheques, continuous forms, brochures, one-part mailer, payroll slips, and other commercial documents; and debit and credit cards, membership cards, gift cards, contact cards, contactless cards, dual-interface cards, ID cards, transportation cards, biometric cards, plastic, and display cards. The company also offers information, document, and security management solutions; smart office platform; smart label products, such as track and trace solution, a data tracking system to manage and track the delivery process of the supply chain; product inspection and authentication system; and other products in the field of smart factory, Internet of Things, and augmented reality. In addition, it provides document solutions management services, such as document management, forms, printing consultancy and design, manufacturing, purchasing, provision, quality control, database storing, product delivery, destroying important documents, and list making, as well as services related to stationaries and other equipment. The company was formerly known as TBSP Public Company Limited and changed its name to Plus Tech Innovation Public Company Limited. The company was founded in 1978 and is headquartered in Samut Prakan, Thailand. As of September 20, 2021, Plus Tech Innovation Public Company Limited operates as a subsidiary of Sabuy Technology Public Company Limited.