位于滇东北红土高原上的云南沾益化肥厂，是以煤焦为原料生产尿素的国有企业。经过２５年的艰苦创业，沾化以技术进步为先导，带动企业全面发展。现已形成年产合成氨２０万ｔ、尿素３０万ｔ、纯碱和氯化铵各６万ｔ等十几种产品的生产能力。１９９７年被云南省定为首批４０... Yunnan Zhanyi Fertilizer Plant, located on the Red Soil Plateau in northeastern Yunnan, is a state-owned enterprise that produces urea from coal coke. After 25 years of arduous pioneering, Zhanhua takes the advancement of technology as the guide and drives the overall development of the enterprise. An annual production capacity of 200,000 tons of synthetic ammonia, 300,000 tons of urea, 60,000 tons of soda ash and ammonium chloride has been formed. In 1997, it was designated as the first batch of 40...