Goldsun Building Materials Co., Ltd. produces and sells premixed concrete, cement, and calcium silicate board in Taiwan and Mainland China. It operates through Pre-Mixed Concrete Segment in Taiwan, Pre-Mixed Concrete Segment in Mainland China, and Others segments. The company also constructs civil and architectural projects and provides international trading, warehousing, shipping, tally packaging, interior decoration, and leisure frame management services. It rents real estate, operates hotels, and sells building materials. Formerly Goldsun Constructions Co., Ltd., the company was incorporated in 1954 and is headquartered in Taipei, Taiwan.