... price, supply with large quantity by manufacture factory LOW-HARDNESS SILICONE RUBBERThe series products with a greater elongation, ... Expired Date ISO9001:2008 CQC, CNAS 00112Q24547R1M/3200 Production of silicones, silicone sealants for building, phosphorus, flame retardant ... , design and production of surface active agents (non-ionic) 2009/05/22 --- ...