Ping Ho Environmental Technology Co., Ltd. and its subsidiaries operate a wastewater treatment business in Taiwan. The company provides contract treatment of industrial wastewater, including general, chromium-containing, nickel-containing, and ammonia-nitrogen wastewater, as well as contract operation of wastewater treatment. It also recycles and reuses high-concentration ammonia-nitrogen water, spent pickling liquor/waste hydrochloric acid, and waste sulfuric acid and alkaline liquids. In addition, it offers industrial waste transportation, wastewater and waste liquid collection and transport, other recyclable waste services, and islandwide backhaul services, and manufactures and sells basic chemicals, wastewater treatment chemicals, and ammonium chloride. Founded in 2006, the company is headquartered in Kaohsiung, Taiwan.