What is the best way to change toilets in rural areas?

The most fundamental feature of dry sealed toilets with diverse feces and urine in rural areas is that there are no sewers in most areas, which is not suitable for transforming flush toilets. The principle of dry sealed toilet is to separate urine and feces without flushing and collect them separately. A family of three cleans feces once or twice a year, which is clean and hygienic. Dry sealed toilets do not use water, and urine is placed separately. Toilets are not afraid of freezing in winter. Rural toilets in Heze, Shandong Province were transformed into toilet factories. New ecological dry toilet