Yuyao Ruihua Hardware Factory Ng’omukozi wa Casquillos ow’ekikugu era omugabi mu China, Casquillos zonna ziyise ku mutindo gw’okuweebwa satifikeeti z’amakolero mu nsi yonna, era osobola okukakasa ddala omutindo. Bw’oba ​​tosanze Casquillos kigendererwa kyo mu lukalala lw’ebintu byaffe, osobola n’okututuukirira, tusobola okukuwa empeereza ezikoleddwa ku bubwe.