Zibo Hoayi Environmental Protection and Technology Co.Ltd., formerly Zibo Linzi Wantong Fine Chemical Co., LTD., founded in 1996, is a high-tech enterprise focusing on thiourea production and research and development。 The leading product, thiourea, has an annual output of 15,000 tons and ranks first in the industry in China in both output and quality.The company is located in Linzi District, Zibo city, close to Qilu Petrochemical Shengli Oil Refinery, using the very stable hydrogen sulfide waste gas resources of Shengli oil refinery, to produce high quality high quality stable thioureas products.The products cover the national fine pharmaceutical chemical industry field, the international medicine top field, simultaneously satisfies the pesticide, the metal smelting, the petroleum refining, the resin lens and so on different profession request. The company continues to uphold the concept of green development, actively promote the green environmental protection plan of products, to maintain the harmonious development of products and the environment. The company will also assume more social responsibilities and promote the overall progress of the society.