Living in local agriculture, Le Song Ho noticed his family and local people spent many time and cost for crop pest control. Most people use chemicals to kill pests, this affects the environment and human health.

Learn documents and the scientific research works on the internet, Ho found that, currently, there are a lot of biological pesticides sold in the market, but most of them use viruses, bacteria, fungi, insects, beneficial nematodes so most products have the high prices (from 20,000-70,000 VND for 15 grams/ bag).

Products initially create significant advantages; have ability to kill over 90% of moths harm vegetables (spinach and amaranth).