一九七三年,平阳县沿浦公社李加井大队,首建400M~2全砂层结晶池。同年,下半年沿浦公社沿浦大队、马站盐场第一工区试建成功,三个单位投产后,情况良好,达到预期效果。一九七五年地区盐业局在马站盐场第一工区三号滩定点试验,在七六、七七年生产中明显发挥其优越性,深受群众欢迎。几年来,马站盐场和沿浦公社的广大盐工和盐民自力更生,自备小船陆续运砂,已建成投产全砂层结晶池面积141格,17840M~2(其中包括部分原已建成砂土层结晶池改建为全砂层的面积。)。马站盐区新建的盐田,群众都要搞全砂层结晶池,而 In 1973, Lijiajing Brigade, along the Puyang Commune in Pingyang County, built the first crystal pool of 400M ~ 2 sand layers. In the same year, in the second half of the year, the first working area along Yapu Brigade and Mudan Salt Field in the Pu Pu commune was successfully built. After the three units were put into operation, the situation was good and the expected result was achieved. In 1975, the Regional Salt Bureau conducted a fixed-point test at No. 3 Beach, the first working area of ​​Salt Mines in Ma Station, which clearly demonstrated its superiority in the production of 1976 and 1977, and was well received by the public. In recent years, the horse station saltworks and salt Pu commune, salt and self-reliance, commune own boat one after another sand transport, has completed and put into operation the entire sand crystalline pool area of ​​141 cells, 17840M ~ 2 (including some of the original built sand Layer crystal pool converted into full sand area.). Horse station Saline new salt fields, the masses have to engage in a full sand crystal pool, and