刘仁敏，够劳模！刘仁敏初中毕业后就回到大连市甘井子区营城子镇营城子村务农。当她看到种菜的优良种子不足时，便暗下决心，要学会制种。她四处拜师求艺，先向村里的制种行家学技术，再到外村学，到市农科所去请教，每天往返十六七里路，坚持了４０多天，终于掌握了杂交... Liu Renmin, enough model worker! After graduating from junior high school Liu Renmin returned to Ganjingzi District of Dalian City Yingchengzi Town Yingchengzi village farmer. When she saw that there were not enough good seeds for growing vegetables, she secretly decided to learn how to grow seeds. She came to seek teachers and artisans. She first learned skills from the village’s seed-making experts and then went outside the village to seek advice from the Municipal Agricultural Science Institute. She traveled to and fro for 16 days and seven miles a day for more than 40 days and finally mastered the crossbreeding. .