Risensun International Inc, which is the trading company of Chengke Chem Science Tech Co., Ltd, mainly export Flame Retardant, such as Ammonium polyphosphates with high degree polymerization (APP-1000) , Melamine coated ammonium polyphosphate, Ammonium polyphosphate (APP50) , PN-201 Halogen-Free swelling type fire-retarding agent, PN-202 Halogen-Free swelling type fire-retarding agent (exclusive for PP) , Melamine Cyanurate (MCA) , Melamine, Pentaerythritol, Chloroactic acid, etc.

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