RKI distributes corn seeds to contract farmers by obtaining the seeds from Sweet Corn Products Co., Ltd. , an affiliate of RKI, in order to control the quality of raw material. The planting areas are located in many provinces of Thailand, for example, Kanchanaburi, Nakornratchasima, Chiang Rai, Chiang Mai, and etc. Please see the map of planting area below.

The below graph shows the amount of raw materials that RKI obtained in year 2011, 2012 and 2013.

RKI is very concerned about raw materials because raw material quality can reflect our product quality. Therefore, RKI has to control the quality since the seeding stage until harvesting stage. RKI has professional horticulturist to educate contracting farmers, monitor planting procedures and measure quality of raw material at the farm. Therefore, RKI can assure about the quality of raw materials that delivery at the factory.