- Business
- Thai Nondestructive Testing Public Company Limited (TNDT.BK) provides professional nondestructive testing (NDT), inspection, and certification services for engineering safety across industries including oil refineries, power plants, petrochemical plants, shipbuilding, offshore operations, bridges, and heavy construction; its core offerings encompass conventional NDT methods such as eddy current testing, magnetic particle testing, liquid penetrant testing, radiography, ultrasonic testing, visual inspection, leak testing, alternating current field measurement, thermography imaging, and coating holiday detection, alongside advanced techniques including column scanning, neutron backscattering, acoustic emission testing, advanced ultrasonic testing, computerized and pipeline radiography, eddy current array, phased array ultrasonic corrosion mapping, long and short-range pipeline ultrasonic testing, tank floor scanning, tube inspection, and intelligent pigging. The company also delivers pressure vessel inspection services, electron beam irradiation, solar photovoltaic rooftop systems including contracting and sales, coal excavation and transportation, coal-fired thermal power generation and electricity sales, public utility procurement and maintenance, energy-related machinery maintenance, rice and agricultural product sales, and food and beverage operations. Founded on April 21, 1982, and headquartered at 19 Soi Suanson 8, Ramkhamhaeng Road, Huamark, Bangkapi, Bangkok, Thailand, TNDT primarily serves domestic markets with international project exposure through subsidiaries and operates via segments in NDT services, pressure vessel inspections, electron beam, solar PV rooftop, and sales. Recent developments include the expansion of clean energy initiatives such as transitioning coal operations in Myanmar to green energy with license renewals and partner searches progressing into 2024, the launch of the Rayong Sterilization and Office Center in late 2022 for herbal products, dried foods, and cosmetics with plans for two additional centers in 2024, a strategic shift from fossil fuel inspections to clean energy and diversified industries, and the dissolution of a subsidiary approved in May 2023 alongside adjustments to Indonesian debtor shares. TNDT listed on the Stock Exchange of Thailand in September 2007 and maintains sites across Thailand including Rayong, Kamphaengphet, Prachinburi, Chonburi, Songkhla, and Chachoengsao to support long-term projects in pipelines, offshore platforms, and module fabrication.