Currently the consumption behavior of urban people in Vientiane are more concern on health issue, which is reflected in the increment of taking vegetables. It?s showed on the number of vegetables selling in market was 57,063 tons (leaf vegetable)/year in 2019. However, around 95 percent vegetables are the traditionally vegetable growing of seasonal productivity, farmer used chemical fertilizer and pesticide to control vegetable growing and eliminate pests that might result on long term impact on the human health. Thaxang village, Parkngum district, Vientiane capital is the organic farming group and every week, they can supply around 7-8 tons of organic vegetables to the market. This agriculture business can improve livelihood of community when it is compared with the past ten years. The organic vegetable growth process is avoiding the use of chemical fertilizers and pesticides. The farmers use organic fertilizer and extract natural pesticides instead, but the challenges are fungi and insects invade the vegetables. Hence, the project aim is to help and promote Thaxang organic vegetable farming group use biological microorganisms, which is to control caterpillar pests of crops, against fungal diseases of crops and to stimulate the growth of crops as well.