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At CPI, the production process is designed to reach the standard as follows :
1. Unsmoked Sheets as raw material are selected and collected carefully from the
    contact farmers, the local rubber market and the local intermediaries. The standard
    is based on Thailand’s Rubber Research Institute.
2. Unsmoked Sheets are washed by clean water and removed external dirt by
    Brushing machine.
3. Unsmoked Sheets are hanged on prepared bamboo row for drying.
4. Then they are brought into Oven Room at temperature of 60-65 degree Celsius.
    The room temperature is maintained by experiened specialists for 48-72 hours to
    ensure that they are wholly dried.
5. Finished Ribbed Smoked Sheets (RSS) are classified into grades and
    removed of dirt from CPI's well-trained staff.
6. RSS are pressed into cubed shape at the weight of 111.11 kgs or
    33.33 kgs or upon customer request.
7. The pressed RSS is packed in plastic bag, then put into pallette
     with trademark printed or coated with rock powder.

  Chumphon  Rubber  Industry Co., Ltd.