"Shubao" is also called plant Baoqing jar (China Patent No.: 2016210512180). SB-1 tree maintenance is a device that uses rainwater to keep plants green. It can be used for afforestation in barren mountains, desert control, fruit tree growth, fruit and vegetable cultivation, and increasing fruit yield.

The principle is: burying "Shubao" in the root of the plant to collect rainwater, and naturally volatilize into the soil during the drought period to maintain the soil moisture. After the water storage container is filled with water, it can volatilize for 2-5 months. It was successfully developed in Inner Mongolia on July 20, 2017. At present, there are many models, which are suitable for different environments and different plants. Patent applications cover 72 countries, and Australian patent applications have been authorized. It is a scientific and technological product for the development of organic dry farming agriculture. It provides technical means for improving the ecological environment, reducing groundwater exploitation, reducing water conservancy investment, reducing the use of chemical fertilizer, increasing agricultural income, and targeted poverty alleviation. It is a revolutionary invention with low cost and simple installation. It has the international leading level. The exhibition in Africa has caused the reverse and attracted the attention of Agricultural Organization officials of the United Nations The paper was included in the proceedings of the World Conference on desertification control, and won the highest award "Houji special award" in the 24th China Yangling agricultural high tech achievements Expo, and its products were exported to Canada, Australia, Africa and other places.