Mr. Le Van Toan

14/08/2020

Little coffee pests, good soil, flower beans high ratio, seeds all are using preparations of Thanh ha

Mr. Ho Anh Quan

14/08/2020

Product quality is very good. There are full categories for different purposes, for each different plant

Mr. Hoang Van Tien

14/08/2020

I noticed a pronounced increased change in agricultural production when using Thanh Ha biological preparations

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