江航丝苗是从空间诱变特异优质新种质H-31与华航131杂交选育的优良新品系华航35的后代中，经过多年系统选育而成的水稻新品种。2017年通过广东省农作物品种审定委员会审定。该品种丰产稳产性较好，植株矮壮，抗倒力强，具有良好的抗病性和适应性，米质为国标和省标优质1级，食味品质佳。适宜在广东省粤北以外稻作区作早、晚稻种植。

New rice variety Jianghangsimiao was selected by system breeding, derived from the progeny of new good strain Huahang 35, which was bred through cross breeding of new germplasms H-31 and Huahang 131. It was approved by Guangdong Provincial Variety Approval Committee in 2017. It has the characteristics of high and stable yield, dwarf and strong stem, lodging resistance, disease resistance, wide adaptability and good eating quality. The grain quality reached the National standard and Guangdong standard of quality 1. It is suitable for planting as early and late season rice in all Guangdong province except northern area.