Fangyuan Multi-deck high Frequency Screen ni cyo gikoresho cya mbere gishyirwa mu byiciro ku ngufu kandi neza cy’urusobe rw’ibitaka rukoreshwa mu gutegura amakara mu Bushinwa. Gishyira imbere gukata no kugabanya ivu, giteza imbere cyane uburyo urusobe rworoshye kandi rusukuye rwongera kugaruka, gifite ubushobozi bwo gusuzuma neza, gikoresha ingufu nke, kigabanya ikoreshwa ry’ingufu no kuzigama, kandi cyongera cyane inyungu ku bigo.
