Wiik & Hoeglund Public Company Limited is a Thailand-based company engaged in the manufacture and distribution of plastic pipes and fittings. The Company’s principal products include high density polyethylene (HDPE) pipes and related fittings, low density polyethylene (LDPE) pipes, polypropylene (PP) pipes, polybutylene (PB) pipes, weholite spiro pipes and double wall pipes. The Company and its subsidiaries also provide related piping system design, welding and installation services. The Company operates its production site in Amata city industrial estate, Rayong province. The Company's subsidiaries consist of WH Pipe (Thailand) Limited, which provides the piping system design and installation, and WH Holding Company Limited, which operates as a holding company.