The factory of japonica rice shall comply with the national standards, relevant provisions of the state and these rules.

Benchmark Deliverables: Second-class japonica rice conforming to the national rice standard of People's Republic of China (PRC) (GB 1350-2009, hereinafter referred to as the national rice standard), with chalky grain rate ≤30%.

Substitutes and premiums:

polished round-grained rice

If the difference between each quality index and the benchmark delivered product meets the following requirements, the delivery can be replaced by a premium.

(1) If the roughness and head milled rice rate meet the requirements of the first-and third-grade quality indicators in the national standards for rice, the first-grade premium will be 60 yuan/ton and the third-grade premium will be 80 yuan/ton.

(2) 14.5%