HANGZHOU HONGYAN PIGMENT CHEMICAL CO.,LTD. Was established in 1991. We are national high-tech company. Hongyan has obtained ISO 9001 -2008, ISO 14 001:2004 and GB/T 28001-2001.With annual capacity is 10000mt/year, we mainly produce Azo, Diazo, Lake,Toner pigment, covering more than 100 kinds of color index pigment which are widely used for printing ink, paint, plasticetc industry .
Our company is Zhejiang peovince grade technical center and we are expert in producing based on our High-tech R&D center, advanced testing equipment excellent manufacturing process. We are seriously implement scientific production manage and quality control system. Our products are consistent and the quality is at the top level in domestic market. We have been becoming one of the faithful suppliers for many multinational companies.
Tpday Hongyan becomes an important player in pigment market and is continuously investing in new technologies. Hongyan pursues to supply the best quality and service to our customer.
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