According to the National Bureau of Statistics of 25 summer grain production provinces (autonomous regions and municipalities) survey, 2017 national summer grain sown area, unit area output, the total output is as follows:
    First, the national summer grain sown area of ​​27410 thousand hectares (41115 million mu), compared with 2016 reduced 223 thousand hectares (334 million mu), a decrease of 0.8%. The grain sown area was 23728 thousand hectares (35592 mu), a decrease of 281,000 hectares (421 mu), down 1.2 percent from 2016; 23,149,000 hectares of wheat and wheat (34723 mu) were reduced by 236 thousand Hectares (354 mu), a decrease of 1.0%.
    Second, the national summer grain unit area output of 5126 kg / ha (342 kg / mu), compared with 2016 increased 89 kg / ha (6 kg / mu), an increase of 1.8%. (364 kg / m), an increase of 100 kg / ha (7 kg / acre) in 2016, an increase of 1.9%; cereal wheat yield per unit area of ​​5501 kg / ha (367 kg / m) ), An increase of 101 kg / ha (7 kg / mu) in 2016, an increase of 1.9%.
    Third, the national summer grain output of 140.52 million tons (281 billion jin), than in 2016 increased by 1.31 million tons (2.6 billion jin), an increase of 0.9%. Among them, cereal production was 129.48 million tons (259 billion jin), an increase of 870,000 tons (1.7 billion jin) compared with 2016, an increase of 0.7%. Cereal wheat production of 127.35 million tons (254.7 billion jin), an increase of 1.07 million tons (2.1 billion jin), an increase of 0.9%.