molecular sieve workshop ⑤
quality assurance is a key element of our customer satisfaction program - quality is the life of the business. our factory has advanced quality management methods and iso 9001 quality management system certification, both to ensure the quality of customers, while effectively reducing production costs, to achieve the best combination of quality and price.
hengyi chemiacal is a high-tech enterprise specializing in the production of various kinds of alumina and catalyst. it is the largest professional research, production and sales enterprise in the domestic active alumina industry at present.
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