On January 5, the natural rubber raw material market in Thailand experienced a slight increase: RSS (Ribbed Smoked Sheet) was quoted at 60.25 THB/kg, up by 0.25 THB/kg; latex was quoted at 54.70 THB/kg, up by 0.50 THB/kg; and cup lump was quoted at 52.70 THB/kg, up by 0.20 THB/kg.