Bolwell Holdings (Thailand) (บริษัท โบลเวลล์ โฮลดิ้งส์ (ไทยแลนด์) จำกัด) is a designer and manufacturer of composite plastic products. The company offers subcomponents, thermoplastic parts, and large-scale parts. Its manufacturing methods include closed molding flexible bag, closed molding lightweight resin transfer molding (RTM), open mold gun laminating, and open mold hand laminating. Bolwell Holdings (Thailand) caters to heavy transport, rolling stock, defense, energy, filtration tanks, and residential industries.