Meifeng Rice 669. Meifeng 669, a rice variety, has a large panicle and high yield, with the average number of grains per panicle exceeding 150, the number of panicles per mu is about 220,000, and the 1000-grain weight is 26.1g. Head milled rice has high yield, sweet and delicate rice quality, suitable plant height, good resistance, compact plant type, suitable for mechanized harvesting, continuous cropping, good stable yield, great potential for increasing production and high income of farmers.