The Ryanggang Provincial Koryo medicine production management bureau has ensured that every unit growing medicinal herbs and trees introduced advanced cultivation methods on the basis of soil analysis and terrain survey data and technical manuals.

The Hyesan experimental herbal cultivation farm has sent young medicinal herbs to several areas of the province and makes sure they are planted to suit to the actual soil conditions under technical requirements.

A herb cultivation station in Paekam County created scores of hectares of medicinal herb field in a little over a year and put nearly 100 hectares of land under cultivation.

Unhung County has sent hundreds of thousands of vitamin tree saplings to various areas of the province this year after securing a sure technical guarantee for massively propagating vitamin trees.