[Retracted] Agricultural Productive Service System Based on the Block Chain and Edge Computing

Table 1

Statistics on the input of agricultural productive services in a certain place from 2015 to 2019 (unit: billion).

Year	Logistics	Retail	Financial	Technology	Information service
2014	814.3	697.4	413.8	142.5	50.9
2015	903.9	781.9	441.4	234.5	65.7
2016	857.9	752.3	416.3	358.1	137.7
2017	1349.2	955.2	541.5	643.8	248.3
2018	1154.8	1387.1	984.8	561	277.4
2019	1286.1	1328.6	1179.1	605.5	133.6