Company Overview

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Hunan Huanda Environmental Protection Co.,Ltd. is the leading manufacturer of desulfurizers (or desulfurization catalysts/agents/adsorbents) and gas purification catalysts in China. We have more than 20 years of experience developing, manufacturing, testing, marketing and servicing desulfurizers and gas purification catalysts in China and abroad, particularly in the Middle East, India, the U.S. Our product portfolio includes zinc oxide desulfurizers, iron oxide desulfurizers, activated carbon desulfurizers , COS hydrolysis catalysts, oxygen-removal catalysts, etc.

In 1989, we forged a strategic partnership with Hubei Research Institute of Chemistry(HRIC), which is the ‘National Key Industrial Base for CO Water Gas Shift Catalyst and Gas Purification Catalyst’ in China. We and HRIC remain as partners ever since. Together, we developed 4 series of desulfurizers and gas purification catalysts, all of which have been sold across the country, some have been exported to countries and regions like the U.S., the U.K., the Middle East and Taiwan.

Our manufacturing site is located in Liuyang High-tech Industrial Development Park, Hunan Province, P.R.China, which is approximately 10km from Changsha Huanghua International Airport. It encompasses approximately 13000 square meter of manufacturing and office space. Our advanced and reliable manufacturing equipment produces cost-effective, efficient and high-quality products.

The Research and Testing Center (RTC) of our company encompasses approximately 800 square meter of research and office space. This center contributes to our business by developing the most efficient and effective products and implementing our Quality Control and Assurance procedures. It also assists our manufacturing units in reducing manufacturing costs by optimizing the operation of various manufacturing equipment.

Product quality is our top priority. All of our production are covered by quality management system that have been validated as conforming to ISO 9001:2008.We implement a ‘Life-Cycle Quality Assurance Program(LCQAP)’ for all of our products. Before production, our lab technicians test raw materials to ensure their quality meet a certain set of criteria. During production, our workers strictly follows standard procedures and methods certified by ISO 9001, and our quality engineers conduct routine quality test. After production, our quality engineers take samples from each batch of products and conduct quality test before shipping them to customers.

Huanda is the expert in desulfurization. We strongly recommend and kindly ask you to explore every sections of our website. This way you can get a better sense of who we are, what we do and what we are good at doing, and most importantly, how and why we can best serve you. We welcome you to come visit us anytime. If you have any questions, please feel free to contact us or through info@hnhdhb.com , WhatsApp +8618684888901.